题目内容

计算下面各题(能简算的要用简便方法算)
60×(
2
5
+
3
4
-
1
2
24
19
+
16
17
)×
1
8
+
15
17
1-[
1
6
+(
3
4
-
7
12
)]
5
8
×
11
10
+
3
8
÷
10
11
60×(
2
5
+
3
4
-
1
2
),
=60×
2
5
+60×
3
4
-60×
1
2

=24+45-30,
=39;
24
19
+
16
17
)×
1
8
+
15
17

=
24
19
×
1
8
+
16
17
×
1
8
+
15
17

=
3
19
+
2
17
+
15
17

=
3
19
+1,
=1
3
19

1-[
1
6
+(
3
4
-
7
12
)],
=1-(
2
12
+
9
12
-
7
12
),
=1-
1
3

=
2
3

5
8
×
11
10
+
3
8
÷
10
11

=
5
8
×
11
10
+
3
8
×
11
10

=(
5
8
+
3
8
)×
11
10

=1
1
10
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