subtraction/without-borrowing/expert · セット 85
20 problems
名前：
クラス:
日付：
1
9 - 2
=
2
6 - 5
=
3
5 - 1
=
4
5 - 4
=
5
8 - 7
=
6
8 - 2
=
7
5 - 1
=
8
5 - 2
=
9
4 - 1
=
10
2 - 1
=
11
3 - 2
=
12
5 - 3
=
13
5 - 3
=
14
7 - 1
=
15
6 - 2
=
16
8 - 3
=
17
7 - 3
=
18
2 - 1
=
19
8 - 5
=
20
5 - 2
=