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Vocabulary
Find missing number
100

Mental Math

10+10 + 30 =

50

100

Mental Math

52-38=

14

100

MENTAL MATH

-3+-3 = 

-6

100

MENTAL MATH 

4 x (-4)

-16

100

16/4

4

100

The answer to a multiplication problem is called the- 

Product

difference

quotient

sum

product 

100

3+ ___ = 6

3

200

5+6+5 = 

11

200

5 - (-5) =

0
200

MENTAL MATH

10 + -5 =

5

200

Mental Math

50 x 4=

200

200

MENTAL MATH

100 /1

100

200

The answer to an addition problem is called the-

product

sum

difference

quotient

sum

200

5 x____= 80

16

300

Mental Math

12 X  ____ = 48

4

300

Mental Math

20 - (-19) = 

39

300

MENTAL MATH

98 + 99 = 

197

300

Mental Math

6 X 9 =

54

300

MENTAL MATH

18 divided into 3 groups

6

300

The "difference" is the number found when 

a.adding 

b.subtracting

subtracting 

300

3 x __ + 4 = 10

2

400

Mental Math

24

16

400

-5 -( 5 )=

-10

400

MENTAL MATH

30 + __ = 131

101

400

Mental Math

9 X 12 =
(Hint: use distributive property)

108

400

MENTAL MATH 

45 divided into 5 groups 

9

400

The answer to a division problem is called the 

product

sum

quotient

difference 

quotient 

400

x/5 = 7

35

500

Mental Math

9 x 2 + 9+2


36

500

Mental Math

Shane's mom said to take a break after lunch at 12:30 p.m. His break was over at 1:15 p.m. How long was his break or how many minutes was his break?

45 minutes

500

143 + 143 = 

286

500

MENTAL MATH

504 x 3 =
(Use distributive property)

1512

500


33 divided into 6 groups
(Decimal)

 5.5 or 5 1/2

500

It is a whole number that is either greater than zero or less than zero.

integer

500

x + 1.2 = 4.1

2.9