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: ________________
13
+ 22
11
+ 53
86
+ 10
37
+ 43
20
+ 75
30
+ 24
83
+ 16
85
+ 13
34
+ 31
61
+ 10
51
+ 11
11
+ 34
54
+ 28
15
+ 48
87
+ 11
20
+ 62
12
+ 48
86
+ 11
25
+ 70
59
+ 14