mixed-operations/with-brackets/easy · 套题 37
20 problems
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班级:
日期:
1
4 + 1
=
2
9 - 2
=
3
2 × 3
=
4
36 ÷ 9
=
5
2 + 5
=
6
7 - 4
=
7
6 × 7
=
8
91 ÷ 7
=
9
9 + 9
=
10
5 - 2
=
11
90 ÷ 2
=
12
4 + 7
=
13
9 - 2
=
14
8 × 9
=
15
72 ÷ 9
=
16
2 + 1
=
17
7 - 4
=
18
2 × 3
=
19
91 ÷ 7
=
20
9 + 5
=