Estimating
Multiplication Facts
Round the number 4
Round to the nearest ones place
Estimating with decimals
100

234 + 61 

290

100

8X8

64

100

24.56

25 or 25.00

100

1,232.978

1233

100

23.1+12

30

200

272+433

700

200

7X9

63

200

143

140

200

12.4

12

200

123.4+9.8

133

300

12+59

70

300

8X9

72

300

463.39

500 or 500.00

300

1.99

2

300

4.5-2.1

3

400

1456+367

1900

400

7X12

84

400

123.45

123.5

400

44.444

44

400

12.34-2.11

10

500

123+987

1100

500

8X12

96

500

12.043

12.04 or 12.040

500

4,533,345.23

4,533,345

500

12.45-0.34

12.20

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