问题 解答题
怎样算简便就怎样算.
1
6
×
7
10
+
3
10
÷6
1
3
×
3
4
÷(
3
4
-
5
12

2
3
+
1
6
)×24
15
16
+(
7
16
-
1
4
)÷
1
2
答案

(1)

1
6
×
7
10
+
3
10
÷6

=

1
6
×
7
10
+
3
10
×
1
6

=

1
6
×(
7
10
+
3
10

=

1
6
×1

=

1
6

(2)

1
3
×
3
4
÷(
3
4
-
5
12

=

1
4
÷
1
3

=

1
4
×3

=

3
4

(3)(

2
3
+
1
6
)×24

=

5
6
×24

=20

(4)

15
16
+(
7
16
-
1
4
)÷
1
2

=

15
16
+
3
16
÷
1
2

=

15
16
+
3
16
×2

=

15
16
+
6
16

=

21
16

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