addition/with-regrouping/medium · 套题 25
20 problems
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班级:
日期:
1
10 + 4
=
2
5 + 1
=
3
4 + 10
=
4
3 + 5
=
5
3 + 2
=
6
5 + 2
=
7
8 + 1
=
8
2 + 2
=
9
2 + 10
=
10
6 + 3
=
11
7 + 1
=
12
8 + 1
=
13
4 + 2
=
14
1 + 10
=
15
3 + 2
=
16
9 + 10
=
17
5 + 4
=
18
10 + 4
=
19
2 + 4
=
20
2 + 7
=