addition/with-regrouping/medium · セット 88
20 problems
名前：
クラス:
日付：
1
4 + 3
=
2
10 + 3
=
3
10 + 6
=
4
2 + 1
=
5
4 + 1
=
6
1 + 6
=
7
6 + 3
=
8
1 + 5
=
9
3 + 6
=
10
1 + 8
=
11
7 + 10
=
12
5 + 3
=
13
2 + 1
=
14
3 + 5
=
15
1 + 10
=
16
6 + 2
=
17
10 + 5
=
18
3 + 3
=
19
10 + 5
=
20
4 + 3
=