mixed-operations/all-four/expert · セット 77
20 problems
名前：
クラス:
日付：
1
2 × 1
=
2
4 ÷ 4
=
3
9 + 9
=
4
6 - 3
=
5
8 × 7
=
6
90 ÷ 6
=
7
2 + 5
=
8
8 - 7
=
9
4 × 3
=
10
88 ÷ 8
=
11
3 - 2
=
12
8 × 7
=
13
90 ÷ 3
=
14
8 + 5
=
15
5 - 4
=
16
4 × 3
=
17
15 ÷ 5
=
18
1 + 1
=
19
7 - 2
=
20
10 × 9
=