4/26 Finish Rationalizing the Denominator 2

4/25 Finish Rationalizing the Denominator (period C)

4/24 Finish Rationalizing the Denominator (period A)

4/23 Multiplying Radicals HW

4/13 Quiz today on radicals.

4/12 HW = Quiz Study Guide. Study for tomorrow's quiz on simplifying radicals, adding, subtracting and multiplying radicals.

4/11 HW = Simplifying with Addition and Subtraction" (period C) Quiz on Friday

4/10 HW = Simplifying with Addition and Subtraction" (period A) Quiz on Friday

4/9 HW = "Simplifying Radicals HW 1" Quiz on Friday on radicals.

4/6 Quiz on Polynomial operations today. HW = "Square Roots" sheet.

4/5 "Quiz 1 Study Guide" Quiz tomorrow on Polynomials

4/4 "Multiplying Polynomials HW" (period C) Quiz on Friday.

4/3 "Multiplying Polynomials HW" (period A) Quiz on Friday.

4/2 Finish "Multiplying Polynomials" Quiz on Friday.

3/29 "Adding and Subtracting Polynomials"

3/28 Unit 7 Test today. (period C)

3/27 Unit 7 Test today. (period A)

3/26 Complete review sheets. Test tomorrow on exponential growth and decay and rules of exponents.

3/23 Complete Exponential Functions Review packet.

3/22 HW 34 sheet. Test on Tuesday (period A) or Wednesday (period C).

3/21 SAT day for Juniors. SAT prep for Freshman and Sophomores.

3/20 Test Review Packet 1. Test on Tuesday (period A) or Wednesday (period C).

3/19 Finish classwork. Test on Tuesday (period A) or Wednesday (period C)

3/16 Period A-Properties of Exponents Period C-Exponential Functions WS2

3/15 Period A - finish classwork on graphing Period C - finish classwork on Exponential Growth and Decay tables

3/14 Happy Pi Day! HW is to complete "Day 1 HW" sheet (period C)

3/13 Snow Day #9

3/12 Period A HW: Finish "Exponential Growth and Decay" No HW for period C

3/7 3/8 3/9 Snow Days

3/6 "HW Day 1" sheet (period A)

3/5 "HW Day 2" sheet

3/2 Finish classwork

3/1 We began graphing exponential functions today

2/28 Finish classwork and homework sheet ID 3 & 4

2/27 Finish classwork and homework sheet (period A)

2/26 Finish classwork and homework sheet.

2/23 Finish classwork and homework sheet.

2/22 Finish classwork on exponents and homework sheet.

2/21 Finish classwork on exponents and homework sheet.

2/16 Assessment today.

2/15 Study for tomorrow's assessment.

2/14 Assessment on Friday on solving linear systems. Complete Module #3 sheet on elimination using multiplication. (period C)

2/13 Assessment on Friday on solving linear systems. Complete Module #3 sheet on elimination using multiplication. (period A)

2/12 Assessment on Friday on linear systems. Complete sheet on elimination using multiplication.

2/9 Period A: finish "Solve Using Elimination" Period C: sheet 631b

2/8 Period A: sheet 631b Period C: sheet 8-3 Practice on Elimination

2/7 Snow Day #5

2/6 "Homework" sheet on Elimination using addition and subtraction

2/5 Quiz today on solving linear systems by substitution and graphing.

2/2 Khan Academy due on Monday. Complete "Homework #21" Study for the assessment on Monday.

2/1 Khan Academy due on Monday. Complete sheet "Linear Systems Practice." Study for the quiz on Monday.

1/31 Khan Academy due on Monday. Finish classwork on substitution. Quiz on Monday on solving by graphing and substitution.

1/30 Snow Day.

1/29 "Homework: Substitution and Graphing Practice" sheet. QUIZ on Friday on solving linear systems by graphing and substitution.

1/26 "Homework: Solving Systems by Graphing" sheet

1/25 Finish classwork on the substitution method.

1/24 Midterms for period G and makeups today.

1/23 Midterms for periods E and F today.

1/22 Midterms for periods C and D today.

1/19 Midterms for periods A and B today.

1/18 Study for the midterm exam. Period A= 1/19/18 Period C= 1/22/18

1/17/18 Pages 10-18 of the midterm review packet are due tomorrow.

1/16 Work on the review packet. The first half is due tomorrow, the second half on Thursday.

1/12 Work on the midterm packet.

1/11 Study for tomorrow's assessment. Work on the midterm packet.

1/10 Finish classwork on line of best fit. Study for Friday's assessment. Midterm packet was passed out today and is due on 1/16 (p 1-9) and 1/17 (p 10-18)

1/9 Finish classwork on line of best fit. Study for Friday's assessment. Midterm packet was passed out today and is due on 1/16 (p 1-9) and 1/17 (p 10-18)

1/8 Finish Line of Best Fit sheet

1/5 Snow Day

1/4 Snow Day

1/3 Finish Sea Level sheet (period C)

1/2 Finish Sea Level sheet (periiod A)

12/22 Have a nice vacation!

12/21 Test today.

12/20 Study for the test on Thursday. (period C)

12/19 Study for the test on Thursday. (period A)

12/18 Complete Linear Functions Review packet (#2). Test on Thursday.

12/15 Test of Thursday. A review packet (#1) was passed out in class and is due on Monday. Cross off # 1, 4, 15, 20, 25, 26.

12/14 Graphing Linear Inequalities

12/13 Standard Form sheet. (period C)

12/12 Standard Form sheet. (period A)

12/11 Complete the second "Point Slope Form" homework.

12/8 Complete sheet on "Point Slope" form

12/7 Complete classwork.

12/6 Complete 3 sheets on parallel and perpendicular lines (period C).

12/5 Complete Parallel and Perpendicular Lines.

12/4 Complete sheet "Parallel and Perpendicular Lines." Study for the quiz on Parallel and Perpendicular Lines on Tuesday/Wednesday

12/1 Finish 4.4.6 Parallel and Perpendicular Lines

11/30 Quiz today. Complete "Applications of Slope Intercept Form"

11/29 Complete Graphing and Writing Equations of Lines. Assessment tomorrow.

11/28 Complete Graphing and Writing Equations of Lines. Assessment on Thursday.

11/27 Complete Assessment Review Packet. Assessment on Thursday.

11/22 Complete "Slope and Lines" and Khan Academy assignments for Monday.

11/21 Complete "Slope and Lines" and Khan Academy assignments for Monday.

11/20 Complete "Horizontal and Vertical Lines"

11/17 Finding slope from two points.

11/16 Complete puzzle sheet on slope.

11/15 Test today period C.

11/14 Test today period A.

11/13 Study for the test Tuesday/Wednesday.

11/9 Finish test review packet. Test on Tuesday/Wednesday

11/8 Finish classwork. Study for Tuesday's test.

11/7 Election Day. No school.

11/6 Homework #20

11/3 Finish classwork - Function Notation.

11/2 Complete classwork.

11/1 Complete

10/31 Finish classwork.

10/30 No school. Big wind/rain storm.

10/27 Complete classwork.

10/26 Complete sheet - Graphs-Function or not a function/Domain and Range

10/25 Complete page 2 of 5 and 3 of 5 from the classwork packet.

10/24 Complete page 2 of 5 and 3 of 5 from the classwork packet.

10/23 Test today.

10/20 Finish classwork on linear word problems. Study for Monday's test.

10/19 Complete the study guide packet. Study for Monday's test.

10/18 Complete the literal equations sheet but DO NOT complete #19, 20, 21, 22, 23, 24, 27, and 30. Test on Monday.

Study Guide:

study_guide_for_the_unit_1_test.pdf

10/17 Complete the literal equations sheet but DO NOT complete #19, 20, 21, 22, 23, 24, 27, and 30. Test on Monday.

Study Guide:

study_guide_for_the_unit_1_test.pdf

10/16 Complete the classwork on literal (multivariate) equations. Complete the Khan Academy assignment on solving inequalities by Thursday.

10/13 Complete real life scenarios on inequalities.

10/12 Complete sheets on 2-step inequalities and interval notation.

10/11 Finish classwork on solving one-step inequalities.

10/10 Finish classwork. Practice solving inequalities at:

https://www.khanacademy.org/math/algebra/linear_inequalities/inequalities/e/linear_inequalities

10/6 Quiz today.

10/5 Study for tomorrow's quiz. Finish the review sheet. Complete 4 Khan Academy assignments.

10/4 Complete sheet Warm up Solving Practice. Quiz on Friday on distributive property, solving clearing fractions and variables on both side.

10/3 Complete sheet "Warm Up Solving Practice."

10/2 Complete sheet on Clearing Fractions.

9/29/17 Complete Solving with Fractions sheet and Khan Academy assignment due Monday

9/28/17 Finish Special Cases sheets for tomorrow and Khan Academy assignment due Monday

9/27/17 Finish classwork on solving with variables on both sides, skipping #18. Complete the Khan Academy assignment by Monday.

9/26/17 Finish classwork on solving with variables on both sides, skipping #18. Complete the Khan Academy assignment by Monday.

9/25/17 Finish sheet on Solving using the Distributive Property.

Sign up for Khan Academy at khanacademy.org with Mrs. Welles as your coach.

Class Code for period A: K38E2U

Class Code for period C: VH9HU9

9/22/17 Quiz today.

9/21/17

Finish quiz review sheet. Study for tomorrow's quiz.

9/20

Finish classwork on

Practice percents at:

Percents:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_08_homeworkhelp.html

https://www.khanacademy.org/math/pre-algebra/pre-algebra-ratios-rates/pre-algebra-percent-problems/e/finding_percents

Percent word problems:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_09_homeworkhelp.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_10_homeworkhelp.html

https://www.khanacademy.org/math/pre-algebra/pre-algebra-ratios-rates/pre-algebra-percent-word-problems/e/percentage_word_problems_1

9/19

Finish classwork on

Finish classwork on 2-step equations and percents. Study for the Quiz on Friday on 2-step equations and percents.

9/15

Finish classwork on percents

9/14/17

Finish classwork on one and two step equations.

Practice one step equations at:

https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/equations_beginner/e/one_step_equations

http://www.math-play.com/One-Step-Equation-Game.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_02_homeworkhelp.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_01_homeworkhelp.html

Practice two-step equations at:

https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/equations_beginner/e/linear_equations_2

http://www.math-play.com/Two-Step-Equations-Game.html

9/13/17

Quiz today for Block B

9/12/17

Quiz today for Block A

9/11/17

Study for the quiz on Tuesday (Block A) or Wednesday (Block C)

Finish the "More Problems" packet for Thursday.

9/8/17 Finish

Multiplying and Dividing Fractions and Mixed Numbers handout

Quiz Review packet

Study Guide - complete all problems on it

Study Guide was passed out in class and is:.

quiz_1_study_guide.pdf

9/7/17 Finish classwork on adding/subtracting fractions and mixed numbers.

Begin to study for the quiz on Tuesday (Block A) or Wednesday (Block C)

Practice order of operations at:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch01_06_homeworkhelp.html

Practice number operators at:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch01_02_homeworkhelp.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch01_03_homeworkhelp.html

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-add-and-sub-integersss/e/integer-addition-and-subtraction-2

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-mult-divide-negatives/e/multiplying_and_dividing_negative_numbers

https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-add-sub-fractions/e/adding_fractions

https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-add-sub-fractions/e/subtracting_fractions

9/6/17 HW #3 sheet and complete unfinished classwork.

4/25 Finish Rationalizing the Denominator (period C)

4/24 Finish Rationalizing the Denominator (period A)

4/23 Multiplying Radicals HW

4/13 Quiz today on radicals.

4/12 HW = Quiz Study Guide. Study for tomorrow's quiz on simplifying radicals, adding, subtracting and multiplying radicals.

4/11 HW = Simplifying with Addition and Subtraction" (period C) Quiz on Friday

4/10 HW = Simplifying with Addition and Subtraction" (period A) Quiz on Friday

4/9 HW = "Simplifying Radicals HW 1" Quiz on Friday on radicals.

4/6 Quiz on Polynomial operations today. HW = "Square Roots" sheet.

4/5 "Quiz 1 Study Guide" Quiz tomorrow on Polynomials

4/4 "Multiplying Polynomials HW" (period C) Quiz on Friday.

4/3 "Multiplying Polynomials HW" (period A) Quiz on Friday.

4/2 Finish "Multiplying Polynomials" Quiz on Friday.

3/29 "Adding and Subtracting Polynomials"

3/28 Unit 7 Test today. (period C)

3/27 Unit 7 Test today. (period A)

3/26 Complete review sheets. Test tomorrow on exponential growth and decay and rules of exponents.

3/23 Complete Exponential Functions Review packet.

3/22 HW 34 sheet. Test on Tuesday (period A) or Wednesday (period C).

3/21 SAT day for Juniors. SAT prep for Freshman and Sophomores.

3/20 Test Review Packet 1. Test on Tuesday (period A) or Wednesday (period C).

3/19 Finish classwork. Test on Tuesday (period A) or Wednesday (period C)

3/16 Period A-Properties of Exponents Period C-Exponential Functions WS2

3/15 Period A - finish classwork on graphing Period C - finish classwork on Exponential Growth and Decay tables

3/14 Happy Pi Day! HW is to complete "Day 1 HW" sheet (period C)

3/13 Snow Day #9

3/12 Period A HW: Finish "Exponential Growth and Decay" No HW for period C

3/7 3/8 3/9 Snow Days

3/6 "HW Day 1" sheet (period A)

3/5 "HW Day 2" sheet

3/2 Finish classwork

3/1 We began graphing exponential functions today

2/28 Finish classwork and homework sheet ID 3 & 4

2/27 Finish classwork and homework sheet (period A)

2/26 Finish classwork and homework sheet.

2/23 Finish classwork and homework sheet.

2/22 Finish classwork on exponents and homework sheet.

2/21 Finish classwork on exponents and homework sheet.

2/16 Assessment today.

2/15 Study for tomorrow's assessment.

2/14 Assessment on Friday on solving linear systems. Complete Module #3 sheet on elimination using multiplication. (period C)

2/13 Assessment on Friday on solving linear systems. Complete Module #3 sheet on elimination using multiplication. (period A)

2/12 Assessment on Friday on linear systems. Complete sheet on elimination using multiplication.

2/9 Period A: finish "Solve Using Elimination" Period C: sheet 631b

2/8 Period A: sheet 631b Period C: sheet 8-3 Practice on Elimination

2/7 Snow Day #5

2/6 "Homework" sheet on Elimination using addition and subtraction

2/5 Quiz today on solving linear systems by substitution and graphing.

2/2 Khan Academy due on Monday. Complete "Homework #21" Study for the assessment on Monday.

2/1 Khan Academy due on Monday. Complete sheet "Linear Systems Practice." Study for the quiz on Monday.

1/31 Khan Academy due on Monday. Finish classwork on substitution. Quiz on Monday on solving by graphing and substitution.

1/30 Snow Day.

1/29 "Homework: Substitution and Graphing Practice" sheet. QUIZ on Friday on solving linear systems by graphing and substitution.

1/26 "Homework: Solving Systems by Graphing" sheet

1/25 Finish classwork on the substitution method.

1/24 Midterms for period G and makeups today.

1/23 Midterms for periods E and F today.

1/22 Midterms for periods C and D today.

1/19 Midterms for periods A and B today.

1/18 Study for the midterm exam. Period A= 1/19/18 Period C= 1/22/18

1/17/18 Pages 10-18 of the midterm review packet are due tomorrow.

1/16 Work on the review packet. The first half is due tomorrow, the second half on Thursday.

1/12 Work on the midterm packet.

1/11 Study for tomorrow's assessment. Work on the midterm packet.

1/10 Finish classwork on line of best fit. Study for Friday's assessment. Midterm packet was passed out today and is due on 1/16 (p 1-9) and 1/17 (p 10-18)

1/9 Finish classwork on line of best fit. Study for Friday's assessment. Midterm packet was passed out today and is due on 1/16 (p 1-9) and 1/17 (p 10-18)

1/8 Finish Line of Best Fit sheet

1/5 Snow Day

1/4 Snow Day

1/3 Finish Sea Level sheet (period C)

1/2 Finish Sea Level sheet (periiod A)

12/22 Have a nice vacation!

12/21 Test today.

12/20 Study for the test on Thursday. (period C)

12/19 Study for the test on Thursday. (period A)

12/18 Complete Linear Functions Review packet (#2). Test on Thursday.

12/15 Test of Thursday. A review packet (#1) was passed out in class and is due on Monday. Cross off # 1, 4, 15, 20, 25, 26.

12/14 Graphing Linear Inequalities

12/13 Standard Form sheet. (period C)

12/12 Standard Form sheet. (period A)

12/11 Complete the second "Point Slope Form" homework.

12/8 Complete sheet on "Point Slope" form

12/7 Complete classwork.

12/6 Complete 3 sheets on parallel and perpendicular lines (period C).

12/5 Complete Parallel and Perpendicular Lines.

**Skip # 2, 5, 6, 7 and 8**. period A12/4 Complete sheet "Parallel and Perpendicular Lines." Study for the quiz on Parallel and Perpendicular Lines on Tuesday/Wednesday

12/1 Finish 4.4.6 Parallel and Perpendicular Lines

11/30 Quiz today. Complete "Applications of Slope Intercept Form"

11/29 Complete Graphing and Writing Equations of Lines. Assessment tomorrow.

11/28 Complete Graphing and Writing Equations of Lines. Assessment on Thursday.

11/27 Complete Assessment Review Packet. Assessment on Thursday.

11/22 Complete "Slope and Lines" and Khan Academy assignments for Monday.

11/21 Complete "Slope and Lines" and Khan Academy assignments for Monday.

11/20 Complete "Horizontal and Vertical Lines"

11/17 Finding slope from two points.

11/16 Complete puzzle sheet on slope.

11/15 Test today period C.

11/14 Test today period A.

11/13 Study for the test Tuesday/Wednesday.

11/9 Finish test review packet. Test on Tuesday/Wednesday

11/8 Finish classwork. Study for Tuesday's test.

11/7 Election Day. No school.

11/6 Homework #20

11/3 Finish classwork - Function Notation.

11/2 Complete classwork.

11/1 Complete

*Stories from Graphs*sheet.10/31 Finish classwork.

10/30 No school. Big wind/rain storm.

10/27 Complete classwork.

10/26 Complete sheet - Graphs-Function or not a function/Domain and Range

10/25 Complete page 2 of 5 and 3 of 5 from the classwork packet.

10/24 Complete page 2 of 5 and 3 of 5 from the classwork packet.

10/23 Test today.

10/20 Finish classwork on linear word problems. Study for Monday's test.

10/19 Complete the study guide packet. Study for Monday's test.

10/18 Complete the literal equations sheet but DO NOT complete #19, 20, 21, 22, 23, 24, 27, and 30. Test on Monday.

Study Guide:

study_guide_for_the_unit_1_test.pdf

10/17 Complete the literal equations sheet but DO NOT complete #19, 20, 21, 22, 23, 24, 27, and 30. Test on Monday.

Study Guide:

study_guide_for_the_unit_1_test.pdf

10/16 Complete the classwork on literal (multivariate) equations. Complete the Khan Academy assignment on solving inequalities by Thursday.

10/13 Complete real life scenarios on inequalities.

10/12 Complete sheets on 2-step inequalities and interval notation.

10/11 Finish classwork on solving one-step inequalities.

10/10 Finish classwork. Practice solving inequalities at:

https://www.khanacademy.org/math/algebra/linear_inequalities/inequalities/e/linear_inequalities

10/6 Quiz today.

10/5 Study for tomorrow's quiz. Finish the review sheet. Complete 4 Khan Academy assignments.

10/4 Complete sheet Warm up Solving Practice. Quiz on Friday on distributive property, solving clearing fractions and variables on both side.

10/3 Complete sheet "Warm Up Solving Practice."

10/2 Complete sheet on Clearing Fractions.

9/29/17 Complete Solving with Fractions sheet and Khan Academy assignment due Monday

9/28/17 Finish Special Cases sheets for tomorrow and Khan Academy assignment due Monday

9/27/17 Finish classwork on solving with variables on both sides, skipping #18. Complete the Khan Academy assignment by Monday.

9/26/17 Finish classwork on solving with variables on both sides, skipping #18. Complete the Khan Academy assignment by Monday.

9/25/17 Finish sheet on Solving using the Distributive Property.

Sign up for Khan Academy at khanacademy.org with Mrs. Welles as your coach.

Class Code for period A: K38E2U

Class Code for period C: VH9HU9

9/22/17 Quiz today.

9/21/17

Finish quiz review sheet. Study for tomorrow's quiz.

9/20

Finish classwork on

- 2-step equations and percents. Study for Monday's quiz.

Practice percents at:

Percents:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_08_homeworkhelp.html

https://www.khanacademy.org/math/pre-algebra/pre-algebra-ratios-rates/pre-algebra-percent-problems/e/finding_percents

Percent word problems:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_09_homeworkhelp.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_10_homeworkhelp.html

https://www.khanacademy.org/math/pre-algebra/pre-algebra-ratios-rates/pre-algebra-percent-word-problems/e/percentage_word_problems_1

9/19

Finish classwork on

- 2-step equations and percents.
- Markup, Discount and Tax

Finish classwork on 2-step equations and percents. Study for the Quiz on Friday on 2-step equations and percents.

9/15

Finish classwork on percents

9/14/17

Finish classwork on one and two step equations.

Practice one step equations at:

https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/equations_beginner/e/one_step_equations

http://www.math-play.com/One-Step-Equation-Game.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_02_homeworkhelp.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch02_01_homeworkhelp.html

Practice two-step equations at:

https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/equations_beginner/e/linear_equations_2

http://www.math-play.com/Two-Step-Equations-Game.html

9/13/17

Quiz today for Block B

9/12/17

Quiz today for Block A

9/11/17

Study for the quiz on Tuesday (Block A) or Wednesday (Block C)

Finish the "More Problems" packet for Thursday.

9/8/17 Finish

Multiplying and Dividing Fractions and Mixed Numbers handout

Quiz Review packet

Study Guide - complete all problems on it

Study Guide was passed out in class and is:.

quiz_1_study_guide.pdf

9/7/17 Finish classwork on adding/subtracting fractions and mixed numbers.

Begin to study for the quiz on Tuesday (Block A) or Wednesday (Block C)

Practice order of operations at:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch01_06_homeworkhelp.html

Practice number operators at:

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch01_02_homeworkhelp.html

http://my.hrw.com/math06_07/nsmedia/homework_help/alg1/alg1_ch01_03_homeworkhelp.html

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-add-and-sub-integersss/e/integer-addition-and-subtraction-2

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-mult-divide-negatives/e/multiplying_and_dividing_negative_numbers

https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-add-sub-fractions/e/adding_fractions

https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-add-sub-fractions/e/subtracting_fractions

9/6/17 HW #3 sheet and complete unfinished classwork.