7th Grade

Integer Addition

200

12+ (-6)=

6

400

4+(-6) =

-2

600

12 + (-15) =

-3

800

-18 + 14 =

-4

1000

-5 + (-8) =

-13

One Step Equations

200

-3h - 9 = -27

h = 6

400

-7a +14 = -6

a = 20/7 or 2 (6/7)

600

2z + 5 = 15

z = 5

800

-4d -12 = -24

d = -3

1000

5b -10 = 0

b = 2

Simplify

200

(2/5) + (3/4 + (1/6))

59/60

400

(3/5) - (-1 +(1/2))

1 (1/10) or 11/10

600

(1/3) + (-4 + (2/3))

-3

800

(1/4) + (-2 + (5/6))

-(11/12)

1000

(1/2) - (-3 + (3/4))

(11/4) or 2 (3/4)

Solve for the Variable

200

-(2/3)x + (1/2) = (4/3)

x = (5/4) or 1 (1/4)

400

(3/5)e - (2/3) = -(1/5)

e= 7/9

600

(3/4)c + (2/3) = (5/3)

c = (4/3) or 1 (1/3)

800

-(3/4)h - (1/2) = -(5/4)

h = 1

1000

-(1/2)d - (3/4) = -(5/4) 

d = 1

Distributive Property

200

Simplify

2(3c +2d - 4c +1)

-2c + 4d +2

400

Simplify 

6(2p - 3q +4p -1)

36p -18q -6

600

Simplify

-2(4a +3b -5a +1)

2a -6b -2

800

Simplify

-3(5x -2y +7x - 1)

-36x + 6y +3

1000

Simplify

-4(3c +2d - 4c +1)

4c - 8d - 4