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soroban test l1 tens+ones

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soroban test l1 tens+ones

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24+5-7

22

15

20+0+5

25

15

10+1+8-5

14

15

11+11+22-4

40

15

10+10+50+20

90

15

10+70-50+10

40

15

22+2+5-1

28

15

30+5+2-7

30

15

30+5+2+1

38

15

66+33-44-55

0

15

99-2-20+1

78

15

11+55+10+10

86

15

10+70+10-60

30

15

16+3-1+10

28

15

23+10+50-3

80

15

2+20+55-15

62

15

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