问题 解答题
求比值:
6:0.84;
1
3
:60%;
2.4平方米:30平方米;
80:24;
1
6
4
5
40分:3时.
答案

(1)6:0.84,

=6÷0.84,

=

50
7

(2)

1
3
:60%,

=

1
3
÷
3
5

=

1
3
×
5
3

=

5
9

(3)2.4平方米:30平方米,

=2.4÷30,

=0.08;

(4)80:24,

=80÷24,

=

10
3

(5)

1
6
4
5

=

1
6
÷
4
5

=

1
6
×
5
4

=

5
24

(6)40分:3时,

=40分:(3×60)分,

=40:180,

=40÷180,

=

2
9

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