题目内容

脱式计算.
10×(36+300÷12)
2
3
-
1
2
÷
5
3
×
5
6
8
9
÷[
4
3
×(
2
5
+
1
10
)]
(1)10×(36+300÷12),
=10×(36+25),
=610;

(2)(
2
3
-
1
2
÷
5
3
×
5
6

=
1
6
×
3
5
×
5
6

=
1
12



(3)
8
9
÷
[
4
3
×
2
5
+
1
10
)],
=
8
9
÷[
4
3
×
1
2
],
=
8
9
×
3
2

=
4
3

=1
1
3
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