Addition
Subtraction
Multiplication
Division
Decimals
100

x + 4 = 25

What is 21

100

x - 2 = 6

What is 8

100

9x = 27

What is 3

100

y/6 = 2

What is 12

100

m + 2.4 = 3.7

What is 1.3

200

a + 10 = 13

What is 3

200

d - 7 = 9

What is 16

200

7x = 63

What is 9

200

x/4 = 14

What is 56

200

x - 66.09 = 102.8

What is 168.89

300

n + 18 = 24

What is 6

300

k - 83 =121

What is 204

300

5e = 400

What is 80

300

x/6 = 6

What is 36

300

5.6 = x/0.8

What is 4.48

400

x + 36 = 100

What is 74

400

x - 327 = 665

What is 992

400

11x = 275

What is 25

400

28 = a/13

What is 364

400

c/0.29 = 5.5

What is 1.595

500

55 = c + 27

What is 28

500

a - 84 = 392

What is 476?

500

21y = 756

What is 36

500

80 = x/15

What is 1200

500

1.463=0.35m

What is 4.18