subtraction/with-borrowing/hard · 套题 11
20 problems
姓名:
班级:
日期:
1
9 - 2
=
2
9 - 3
=
3
7 - 6
=
4
4 - 3
=
5
6 - 2
=
6
8 - 4
=
7
3 - 2
=
8
2 - 1
=
9
5 - 1
=
10
3 - 2
=
11
9 - 3
=
12
8 - 1
=
13
5 - 3
=
14
4 - 2
=
15
2 - 1
=
16
6 - 4
=
17
6 - 4
=
18
6 - 2
=
19
2 - 1
=
20
5 - 4
=