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Addition Equations

100

8=x + 3

x=5

200

30 + p = 50

p = 20

300

m + 22 = 118

m = 96

400

489.50 + p = 756.80

p = 267.30

500

t + 8/10 = 9/10

t = 1/10

Subtraction Equations

100

1= g - 3

g = 4

200

a - 2.1 = 5.8

a = 7.9

300

s - 1/2 = 1/2

s =1 

400

c - 1 = 3/4

c = 1 3/4

500

Victoria is 5 years younger than her brother David. If Victoria is 21 years old, how old is David?

David is 26 years old

Multiplication Equations

100

4G=24

G = 6

200

1.5X = 3

X = 2

300

3/5E = 6/15

E = 2/3

400

3.28X = 19.68

X = 6

500

Jenna made 81 points this basketball season. If she played in 9 games, how many points did she average per game?

Jenna averaged 9 points per game

Division Equations

100

18 = r/2

r = 36

200

h/13 = 13 

h = 169

300

z/7 = 8

z = 56

400

d/12 = 0.25

d = 3

500

Tamara spends $5 a month on snacks at school, which is one fourth of her monthly allowance. What is Tamara's monthly allowance?

Tamara's monthly allowance is $20

Expressions

100

2r + 5+ 4r

6r+5

200

3(x+4)

3x+12

300

2.1r + r

3.1r

400

12(2P+5X)

24p+60X

500

3S+7Y+9Y+6+2S

8S+16Y+6