subtraction/with-borrowing/hard · セット 63
20 problems
名前：
クラス:
日付：
1
9 - 7
=
2
3 - 1
=
3
3 - 2
=
4
8 - 7
=
5
4 - 3
=
6
3 - 2
=
7
7 - 2
=
8
3 - 1
=
9
6 - 5
=
10
7 - 6
=
11
4 - 3
=
12
9 - 6
=
13
3 - 1
=
14
2 - 1
=
15
5 - 3
=
16
8 - 6
=
17
8 - 3
=
18
6 - 3
=
19
6 - 1
=
20
7 - 6
=