1桁の足し算と20までの引き算虫食い
.
3 + 6 = 9 2 - 0 = 2
2 - 0 = 2 6 + 0 = 6
6 - 5 = 1 6 + 3 = 9
9 + 0 = 9 7 + 1 = 8
5 - 2 = 3 9 + 4 = 13
1 + 8 = 9 6 + 4 = 10
6 + 2 = 8 8 + 6 = 14
3 + 0 = 3 7 + 4 = 11
8 + 4 = 12 3 + 6 = 9
6 + 9 = 15 3 - 1 = 2
4 - 0 = 4 8 - 5 = 3
8 - 4 = 4 1 - 1 = 0
9 + 7 = 16 8 + 3 = 11
1 - 1 = 0 7 + 7 = 14
5 + 7 = 12 9 - 5 = 4
2 + 1 = 3 7 - 1 = 6
3 - 3 = 0 6 + 1 = 7
5 - 4 = 1 3 - 2 = 1
9 + 6 = 15 1 + 7 = 8
5 + 6 = 11 5 - 5 = 0
8 + 0 = 8 1 - 1 = 0
3 - 0 = 3 8 - 5 = 3
3 - 0 = 3 4 + 7 = 11
5 + 3 = 8 9 - 7 = 2
2 + 7 = 9 5 - 0 = 5
. 21/400 Copyright (C) Alpha.Inc All Rights Reserved.
http://www.sangan.jp/