1桁の足し算と引き算(足し算の解18まで)
.
8 + 9 = 9 + 4 =
3 - 2 = 1 + 4 =
6 - 3 = 4 + 9 =
4 - 3 = 3 + 6 =
5 + 9 = 2 - 1 =
6 - 5 = 8 - 3 =
5 - 3 = 9 - 5 =
8 + 6 = 1 + 5 =
5 + 1 = 5 + 7 =
6 + 3 = 1 + 9 =
3 + 3 = 5 + 6 =
5 - 2 = 4 + 5 =
6 - 1 = 3 - 1 =
3 + 8 = 2 - 1 =
7 + 2 = 4 + 9 =
5 - 3 = 4 - 3 =
3 + 3 = 2 + 5 =
1 + 2 = 7 + 4 =
9 + 7 = 6 + 2 =
7 - 1 = 5 - 4 =
6 - 1 = 8 - 5 =
8 - 6 = 9 - 7 =
9 - 3 = 8 - 4 =
7 + 2 = 7 + 9 =
2 + 3 = 4 + 9 =
. 2/400 Copyright (C) Alpha.Inc All Rights Reserved.
http://www.sangan.jp/