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