subtraction/without-borrowing/expert · セット 70
20 problems
名前：
クラス:
日付：
1
9 - 3
=
2
9 - 4
=
3
9 - 8
=
4
4 - 3
=
5
3 - 1
=
6
4 - 2
=
7
9 - 8
=
8
3 - 1
=
9
3 - 2
=
10
3 - 2
=
11
4 - 1
=
12
5 - 3
=
13
3 - 1
=
14
9 - 5
=
15
7 - 5
=
16
5 - 1
=
17
8 - 2
=
18
2 - 1
=
19
7 - 1
=
20
3 - 1
=