题目内容

简便计算.
1
5
÷3+
4
5
×
1
3
5
9
+
5
6
)×36
7
10
×101.
(1)
1
5
÷3+
4
5
×
1
3

=
1
5
×
1
3
+
4
5
×
1
3

=(
1
5
+
4
5
)×
1
3

=1×
1
3

=
1
3


(2)(
5
9
+
5
6
)×36,
=
5
9
×36+
5
6
×36,
=20+30,
=50;

(3)
7
10
×101,
=
7
10
×(100+1),
=
7
10
×100+
7
10
×1,
=70+
7
10

=70
7
10
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