addition/with-regrouping/medium · セット 41
20 problems
名前：
クラス:
日付：
1
8 + 1
=
2
6 + 10
=
3
7 + 1
=
4
10 + 7
=
5
4 + 4
=
6
1 + 3
=
7
10 + 5
=
8
6 + 3
=
9
2 + 1
=
10
6 + 3
=
11
1 + 8
=
12
3 + 10
=
13
10 + 1
=
14
4 + 1
=
15
10 + 6
=
16
2 + 3
=
17
2 + 3
=
18
5 + 4
=
19
6 + 2
=
20
8 + 10
=