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Addition and Subtraction with and without regrou ...

English 20 Public

Add and subtract the numbers.

Study Slideshow

47 + 65

112

15

137+254

391

15

476+333

809

25

429+154

583

10

622+775

1,397

25

24+32

56

15

41+29

70

5

83+40

123

5

35+20

55

5

53+18

71

10

329-241

88

15

538-181

357

20

319-281

38

15

62-38

24

5

44-17

27

10

76-39

37

15

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