addition/with-regrouping/medium · 套题 17
20 problems
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班级:
日期:
1
10 + 9
=
2
1 + 6
=
3
3 + 3
=
4
6 + 2
=
5
2 + 1
=
6
1 + 8
=
7
10 + 2
=
8
2 + 10
=
9
5 + 4
=
10
7 + 10
=
11
6 + 3
=
12
2 + 5
=
13
3 + 5
=
14
5 + 1
=
15
6 + 1
=
16
4 + 4
=
17
6 + 10
=
18
1 + 8
=
19
2 + 3
=
20
10 + 4
=