subtraction/with-borrowing/hard · 套题 28
20 problems
姓名:
班级:
日期:
1
9 - 3
=
2
3 - 2
=
3
4 - 1
=
4
6 - 5
=
5
9 - 1
=
6
8 - 3
=
7
6 - 2
=
8
5 - 4
=
9
8 - 2
=
10
7 - 5
=
11
7 - 3
=
12
3 - 1
=
13
5 - 2
=
14
2 - 1
=
15
8 - 6
=
16
6 - 3
=
17
7 - 3
=
18
5 - 3
=
19
9 - 1
=
20
7 - 1
=