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Addition
Subtraction
Multiplication
Division
100

x + 5 = 10

x = 5

100

d - 10 = 20

d = 30

100

2 x 2 = ?

4

100

10 ÷ ? = 5

? = 2

200

b + 21 = 42

b = 21

200

v - 33 = 68

v = 101

200

7 x ? = 14

? = 2

200

30 ÷ ? = 3

? = 10

300

59 + n = 85 + 37

n = 63

300

59 - j =42

j = 17

300

6 x ? = 54

? = 9

300

72 ÷ ? = 8

? = 9

400

47 + 14 + p = 128 + 23

p = 90

400

181 - e = 122

e = 59

400
True or False:


9 x 4 = 12 x 3

True

400

110 ÷ ? = 10

? = 11

500

567 + 33 + s = 50 + 41 + 951

s = 442

500

403 - 45 - f = 669 - 400

f = 89

500

True or False:

11 x 5 = 10 x 6

False

500

True or False:


81 ÷ 9 = 9 ÷ 1

True