subtraction/basic/medium · セット 56
20 problems
名前：
クラス:
日付：
1
8 - 1
=
2
4 - 1
=
3
4 - 3
=
4
9 - 6
=
5
6 - 4
=
6
3 - 2
=
7
10 - 1
=
8
9 - 2
=
9
2 - 1
=
10
8 - 6
=
11
5 - 2
=
12
6 - 5
=
13
7 - 1
=
14
7 - 6
=
15
3 - 1
=
16
6 - 3
=
17
9 - 3
=
18
9 - 8
=
19
9 - 4
=
20
7 - 5
=