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: ________________
26
+ 40
48
+ 39
79
+ 19
52
+ 23
56
+ 38
80
+ 17
50
+ 30
85
+ 11
48
+ 25
89
+ 10
38
+ 13
51
+ 31
77
+ 12
12
+ 17
46
+ 18
73
+ 14
24
+ 24
85
+ 12
15
+ 59
32
+ 27