题目内容

计算下面各题
5
8
+
7
10
+
4
15

7-
41
6
+
7
8

7
36
÷
11
12
÷
5
33

11÷
22
9
×
7
6

17
4
÷30×
10
17

60×
14
9
÷
16
21

(1)
5
8
+
7
10
+
4
15

=
53
40
+
4
15

=
191
120


(2)7-
41
6
+
7
8

=
1
6
+
7
8

=
25
24


(3)
7
36
÷
11
12
÷
5
33

=
7
33
÷
5
33

=
7
5


(4)11÷
22
9
×
7
6

=
9
2
×
7
6

=
21
4


(5)
17
4
÷30×
10
17

=
17
120
×
10
17

=
1
12


(6)60×
14
9
÷
16
21

=
280
3
÷
16
21

=
245
2
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