OPTIONS:
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>Addition ( + )
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>Subtraction ( - )
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>Subtraction Adv ( - )
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>1
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>2
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>3
addition
Name/名前: ________________
12
+ 63
26
+ 43
19
+ 24
60
+ 30
78
+ 16
26
+ 61
23
+ 25
63
+ 30
42
+ 23
37
+ 37
23
+ 62
66
+ 10
52
+ 39
67
+ 14
20
+ 45
16
+ 78
43
+ 56
30
+ 38
42
+ 18
63
+ 29