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Powers of 10

Addition

Multiplication

Division

Vocabulary

Random

100

3 + 3 x 3 = ?

27

100

Mental Math

100 - 44 = ?

56

100

MENTAL MATH

37 + 68 = ?

105

100

MENTAL MATH

2 x 12

24

100

22 divided by 2

11

100

The result of adding two numbers.

Sum

100

Carla is 5 years old and Jim is 13 years younger than Peter. One year ago, Peter's age was twice the sum of Carla's & Jim's age. Find the present age of each one of them?

Carla:5 years, Jim: 6 years, Peter: 19 years.

200

(4+3) x 2 = ?

14

200

Mr. Lara wants to buy a phone charger worth $42.50, but he only has a $50 note. How much change will he receive?

$7.50

200

134 + 134 = ?

268

200

MENTAL MATH

50 x 70 =

3,500

200

42 divided into 6 groups

7

200

The result of multiplying two numbers

Product

200

3 1/2 + 5 1/3?

8 5/6

300

60 divided by 3 plus 2 = ?

22

300

Mental Math

82 - 49 =

33

300

MENTAL MATH

98 + 499 = ?

597

300

60 x 5 = ?

300

300

MENTAL MATH

40 divided into 5 groups

8

300

The total amount that can be divided.

dividend

300

Billy ate 1 1/4 pizzas and John ate 1 2/3 pizzas. How much more pizza did John eat than Billy?

5/12

400

25 minus (140 divided by 10) = ?

11

400

Sammy drove a car. She drove 345 of her 563 miles in the night. How much did she drive during the day?

218

400

MENTAL MATH

437+514 = ?

951

400

3 x 3 x 4 = ?

36

400

MENTAL MATH

45 divided into 9 groups

5

400

The result of subtracting one number from another number.

Difference

400

What is the equivalent of 3^{4 }/ 3^{2?}

9

500

7 x 2 - (6+3) = ?

5

500

213-185 = ?

28

500

MENTAL MATH

155 + 245 = ?

400

500

5 x 5 x 4 = ?

100

500

MENTAL MATH

100 divided into 5 groups

20

500

The result of dividing one number by another number

Quotient

500

100,000 x 10^{2}= ?

10,000,000

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