Rounding to nearest 10
Rounding to nearest 100
Multiplication
Distributive Property
Strategies
100

Round 176 to the nearest 10

180

100

Round 77 to the nearest 100

100

100

8 x 8

64

100

17 x 6

102

100

Using an array solve 6 x 4

24                     ....

......                   ....

......            or    ....

......                   ....

......                   ....

                         ....

200

Round 722 to the nearest 10

720

200

Round 140 to the nearest 100

100

200

4 x 8

32

200

14 x 9

126

200

Solve using repeated addition 9 x 8

72


9+9+9+9+9+9+9+9=72

8+8+8+8+8+8+8+8+8=72

300

Round 1, 837 to the nearest 10

1, 840

300

Round 578 to the nearest 100

600

300

7 x 5

35

300

16 x 6

96

300

Solve using equal groups: 9 x 9

81

400

Round 6, 784 to the nearest 10

6, 780

400

Round 1, 462 to the nearest 100

1,500

400

8 x 9

72

400

15 x 7

105

400

Solve using a number line: 7 x 8

56

500

Round 10, 375 to the nearest 10

10, 380

500

Round 10, 879 to the nearest 100

10,900

500

9 x 6

72

500

19 x 9

171

500

Solve using repeated addition: 8 x 6

48

8+8+8+8+8+8=48

6+6+6+6+6+6+6+6=48

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