1桁の足し算と引き算虫食い
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5 - 3 = 2 8 - 6 = 2
3 + 1 = 4 3 - 0 = 3
7 - 1 = 6 5 - 3 = 2
6 + 2 = 8 3 - 0 = 3
7 - 5 = 2 4 + 7 = 11
5 - 1 = 4 7 - 4 = 3
1 - 0 = 1 7 - 6 = 1
2 - 2 = 0 5 + 1 = 6
2 - 2 = 0 4 - 1 = 3
6 - 2 = 4 1 + 5 = 6
8 + 6 = 14 4 + 0 = 4
7 - 4 = 3 8 + 4 = 12
6 - 0 = 6 5 + 7 = 12
4 + 1 = 5 5 - 3 = 2
5 - 4 = 1 2 - 0 = 2
2 - 2 = 0 3 + 8 = 11
8 - 2 = 6 7 - 1 = 6
7 + 4 = 11 1 + 4 = 5
6 - 3 = 3 9 + 8 = 17
8 + 6 = 14 1 - 1 = 0
6 + 4 = 10 7 - 5 = 2
3 - 0 = 3 9 - 8 = 1
3 + 8 = 11 6 + 0 = 6
6 + 5 = 11 7 - 0 = 7
9 + 3 = 12 4 + 7 = 11
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