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Estimating products and quotients

English 14 Public

Estimating 2-digit by 1-digit multiplication and division

Study Slideshow

57 x 4

240

10

29 x 5

150

10

43 x 7

280

10

11 x 8

80

10

74 x 7

490

10

55 x 5

300

10

82 x 4

320

10

43 ÷ 5

8 / 9

10

82 ÷ 9

9

10

22 ÷ 4

5

10

38 ÷ 6

6

10

19 ÷ 10

2

10

47 ÷ 6

8

10

11 ÷ 2

5 / 6

10