missing-operator/all-ops-hard · セット 1
20 problems
名前：
クラス:
日付：
1
17 ___ 14 31
=
2
8 ___ 2 4
=
3
Total = ____
7 ___ 4 11
=
4
6 ___ 4 24
=
5
9 ___ 2 18
=
6
40 ___ 8 5
=
7
4 - 1 = ____
3 ___ 1 2
=
8
23 ___ 21 2
=
9
4 ___ 4 16
=
10
20 ___ 2 18
=
11
4 ___ 2 2
=
12
11 ___ 7 18
=
13
25 ___ 7 32
=
14
9 ___ 4 36
=
15
8 - 2 = ____
6 ___ 2 4
=
16
3 - 1 = ____
2 ___ 1 1
=
17
1 ___ 16 17
=
18
24 ___ 19 43
=
19
8 ___ 8 64
=
20
11 - 4 = ____
7 ___ 4 3
=