addition/without-regrouping/easy · 套题 16
20 problems
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班级:
日期:
1
3 + 1
=
2
3 + 1
=
3
4 + 3
=
4
5 + 4
=
5
4 + 2
=
6
1 + 2
=
7
1 + 3
=
8
2 + 10
=
9
7 + 1
=
10
4 + 1
=
11
5 + 1
=
12
1 + 7
=
13
10 + 10
=
14
10 + 5
=
15
10 + 10
=
16
4 + 1
=
17
1 + 5
=
18
4 + 5
=
19
10 + 4
=
20
6 + 10
=