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Subtract!
Multiply!
Divide!
Vocabulary
100

30+30

60

100

Mental Math

20-10

10

100

MENTAL MATH

37 + 68 = ?

105

100

MENTAL MATH

2 x 12

24

100

136/4

34

100

sum

200

8 x 8 = ?

64

200

M. Chen wants to buy a phone charger worth \$42.50, but he only has a \$50 bill. How much change will he receive?

\$7.50

200

345 + 56 = ?

401

200

MENTAL MATH

50 x 2 =

100

200

42 divided into 6 groups

7

200

The answer to a subtraction problem

difference

300

60 divided by 3=

20

300

Mental Math

60 - 30 =

30

300

MENTAL MATH

98 + 499 = ?

597

300

5676 x 5 = ?

28,380

300

MENTAL MATH

40 divided into 5 groups

8

300
The answer to a division problem

quotient

400

2 x 2 x 2 x 2 -2

14

400

54 642-318

54 324

400

MENTAL MATH

30 + x = 951

x = 921

400

4 x 7 =

28

400

MENTAL MATH

45 divided into 9 groups

5

400

The answer to a multiplication problem

product

500

Solve for n:

n + 5 = 15 -5

5

500

562-191

371

500

MENTAL MATH

155 + 245 = ?

400

500

345 x 5 =

1725

500

MENTAL MATH

100 divided into 5 groups

20

500

Type of number with a numerator and denominator

Fraction

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