subtraction/facts/starter · セット 81
20 problems
名前：
クラス:
日付：
1
8 - 1
=
2
5 - 2
=
3
5 - 1
=
4
2 - 1
=
5
7 - 1
=
6
3 - 2
=
7
5 - 4
=
8
5 - 3
=
9
7 - 6
=
10
7 - 4
=
11
2 - 1
=
12
9 - 2
=
13
2 - 1
=
14
3 - 1
=
15
2 - 1
=
16
4 - 3
=
17
4 - 2
=
18
7 - 1
=
19
7 - 1
=
20
5 - 3
=