题目内容

计算,能简算的要简算:
3
5
×
4
7
×5
4
5
÷[(
1
3
+
2
5
)×
4
11
]
24×(
2
3
+
1
6
-
3
4
100×
100
101
2
3
+
4
15
×
5
6
)÷
20
21
1
1
2
-
5
8
÷
25
28
-
3
10
(1)
3
5
×
4
7
×5,
=
3
5
×5×
4
7

=3×
4
7

=1
5
7


(2)
4
5
÷[(
1
3
+
2
5
)×
4
11
],
=
4
5
÷[
11
15
×
4
11
],
=
4
5
÷
4
15

=3;

(3)24×(
2
3
+
1
6
-
3
4
),
=24×
2
3
+24×
1
6
-24×
3
4

=16+4-18,
=2;

(4)100×
100
101

=101×
100
101
-1×
100
101

=100-
100
101

=99
1
101


(5)(
2
3
+
4
15
×
5
6
)÷
20
21

=(
2
3
+
2
9
)÷
20
21

=
8
9
÷
20
21

=
14
15


(6)1
1
2
-
5
8
÷
25
28
-
3
10

=1
1
2
-
7
10
-
3
10

=1
1
2
-
7
10
+
3
10
),
=1
1
2
-1,
=
1
2
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