Rounding
Subtraction
Multiplication
Division
Vocabulary
100

Roun the number 83 to the nearest 10. 

80

100

567-132

435

100

5x7

35

100

36 divided by 4

9

100

What is a factor?

The numbers you multiply together.

200

Round the number 35 to the nearest 10

40

200

204-132

72

200

9x6

54

200

18 divided by 3

6

200

What does the word product mean?

The answer to a multiplication problem.

300

Round 167 to the nearest 10

170

300

500-139

361

300

4x8

32

300

16 divided by 2

8

300

What is a quotient?

The answer to a division sentence.

400

Round 620 to the nearest 100

600

400

609-196

805

400

12x4

48

400

42 divided by 7

6

400

What does estimate mean?

A close answer.

500

Round 999 to the nearest 100

1,000

500

1,000-499

501

500

9x9

81

500

64 divided by 8

8

500

What to plot mean?

To draw a point on a number line.