问题 解答题
把下列分数化成最简分数
12
36
=
14
28
=
15
45
=
30
50
=
55
77
=
13
65
=
答案

解;

12
36
=
12÷12
36×12
=
1
3

14
28
=
14÷14
28÷14
=
1
2

15
45
=
15÷15
45÷15
=
1
3

30
50
=
30÷10
50÷10
=
3
5

55
77
=
55÷11
77÷11
=
5
7

13
65
=
13÷13
65÷13
=
1
5

故答案为;

1
3
1
2
1
3
3
5
5
7
1
5

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