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: ________________
70
+ 17
71
+ 25
73
+ 19
37
+ 58
20
+ 70
54
+ 22
77
+ 10
10
+ 89
32
+ 63
46
+ 49
29
+ 19
56
+ 24
32
+ 32
20
+ 79
48
+ 51
76
+ 21
52
+ 35
16
+ 46
62
+ 15
31
+ 28