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Mental Calculation

English 17 Public

Practice mental calculation in English

Study Slideshow

15 + 6

21

15

65 + 2

67

15

41 + 8

49

15

5 + 8

13

15

37 + 7

44

15

16 + 4

20

15

12 + 9

21

15

61 + 12

73

15

49 + 5

54

15

7 + 51

58

15

10 + 11

21

15

64 + 7

71

15

14 + 35

49

15

25 + 25

50

15

19 + 8

27

15

27 + 7

34

15

1
2
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