Mental Math
Subtract
Add
Multiply
Divide
Vocabulary
100

30+30 + 40 =

100

100

222-123=

99

100


37 + 70 = 

107

100

4 x 12 =

48

100

24/4=

6

100

What does "less than," mean

to subtract

200

4 x 7=

28

200

572-561=

11

200

155 + 245 = 

400

200

9 x 7 =

63

200

66 divided by _____ =33

2

200

What does the word "Product" refer to in math?

Multiplication 

300

60 divided by ____ = 5

12

300

60 - 31 = 

29

300


98 + 99 = 

197

300

3 x 13

39

300

56 divided into 7 groups

8

300

What is the word "difference," refer to in math?

Subtraction

400

3x3x3=

27

400

42-18=

24

400

28 + __ = 131

103

400

7 x 13

91

400

45 divided into 9 groups 

5

400

What does the word "Quotient" refer to in math?

Division

500

9 x 12 =


108

500

Shane's mom said to take a break after lunch at 12:25 p.m. His break was over at 1:10 p.m. How long was his break?

45 minutes

500

143 + 134 = 

277

500

57 x 3 = 

171

500

Mental Math

121 divided into 11 groups

11

500

What does the word “sum” indicate?

Addition

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