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Estimating Products for two 2-Digit Multiplicati ...

English 10 Public

estimation with rounding

Study Slideshow

35 x 27

40 x 30 = 1,200

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42 x 13

40 x 10 = 400

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56 x 24

60 x 20 = 1,200

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71 x 14

70 x 10 = 700

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33 x 24

30 x 20 = 600

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29 x 43

30 x 40 = 1,200

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83 x 46

80 x 50 = 4,000

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74 x 68

70 x 70 =4,900

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53 x 47

50 x 50 = 2,500

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47 x 69

50 x 70 = 3,500

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