Spark Review 10/2

Operations with Integers

100

-12+4

-8

200

10-(-4)

14

300

-8(-5)

40

400

-40/4

-10

500

-10+2(-3)+7

-9

Operations with Fractions

100

-11/12+5/6

-1/12

200

-3/4-4/5

-31/20 or -1 11/20

300

-1 1/5*3/4

-18/20 or -9/10

400

-4 1/2/-1/3

27/2 or 13 1/2

500

1/2(1.25)

0.625

Distributive Property

100

4(3x+5)

12x+20

200

-3(-10x+4)

30x+(-12) or 30x-12

300

-5(8x-3)

-40x+15 or -40x-(-15)

400

-6(4x+3y+2)

-24x-18y-12

500

1/2(10x+8)

5x+4

Simplifying Expressions

100

12x+3-2x+7

10x+10

200

-8x+5-x-10

-9x-5

300

3(2x+3)-9x-9

-3x

400

-15x+8y-3x-12y-4

-18x-4y-4

500

4(-3x+2)+4x-3

-8x+5

Adding and Subtracting Linear Expression

100

(5x+3)+(-3x+4)

2x+7

200

(-7y-3)+(5y+1)

-2y-2

300

(8x+5)-(2x+3)

6x+2

400

(-10y+8)-(-5y+2)

-5y+6

500

2(3x-4)-(8x+4)

-2x-12