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Addition
Subtraction
Multiplication
Division
Challenge
100
x + 8 = 24
What is 16
100
x - 12 = 1
What is 13
100
3x = 42
What is 14
100

x / 3 =13

What is 39?

100

x + 2.5 = 11.25

What is 8.75?

200
28 + x = 43
What is 15
200
x - 49 = 23
What is 72
200
12x = 48
What is 4
200

x / 8 = 7

What is 56?

200

5.5 - x = 1.25

What is 4.25?

300
32 = 5 + x
What is 27
300
31 = x - 24
What is 55
300

6x = 42

What is 7?

300

x / 25 = 20

What is 500?

300

5x = 0.50

What is 0.10?

400
81 = x + 49
What is 32
400
x - 43 = 55
What is 98
400

112 = 14x

What is 8?

400

x / 35 = 11

What is 385?

400

x / 0.25 = 12

What is 3?

500

x + 14 = -21

What is -35?

500

10 - x = -14

What is 24?

500

256 = 16x

What is 16?

500

23 = x / 12

What is 276?

500

x = 87 / 3

What is 29?