Addition
Subtraction
Multiplication
Division
Other
100

What is the value of a?

a+150=257

a=107

100

What is the value of k?

k-13=26

k=39

100

What is the value of x?

70 xx 8=x

x=560

100

What is the value of A?

A/12=144

A=12

100

What is a variable?

A letter that can change.

200

What is the value of J?

J+100=1000

J=900

200

What is the value of t?

30-t=41

t=11

200

What is the value of a?

10a=100

a=10

200

What is the value of K?

7/K=84

k=12

200

What is the value of q?

41+72=q

q=113

300

What is the value of x?

100+x=453

x=353

300

What is the value of p?

p=48-10

p=38

300

What is the value of K?

17K=44

K=2

300

What is the value of r?

r/108=9

r=12

300

What is the value of w?

8-w=3

w=5

400

What is the value of L?

7+L=84

L=77

400

What is the value of L?

L-31=42

L=73

400

What is the value of a?

2 xx a=24

a=12

400

What is the value of t?

132/t=12

t=11

400

What is the value of v?

3v=39

v=13

500

What is the value of j?

j+256=164+283

j=191

500

What is the value of a?

12-a=5 

a=7

500

What is the value of g?

302 xx g=1208

g=4

500

What is the value of r?

r/12=8

r=84

500

What is the value of b?

b+900+45=1028-83 

b=0

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