ginlin
幼苗
共回答了11个问题采纳率:90.9% 举报
(1)4
2
7 ÷1
11
14 =
30
7 ÷
25
14 =
30
7 ×
14
25 =
12
5 ;
(2)①16÷1
3
5 =16 ÷
8
5 =16×
5
8 =10;
②
3
10 ÷1
4
5 =
3
10 ÷
9
5 =
3
10 ×
5
9 =
1
6 ;
③4
2
7 ÷5=
30
7 ÷5=
30
7 ×
1
5 =
6
7 ;
④
5
7 ÷1
1
14 =
5
7 ÷
15
14 =
5
7 ×
14
15 =
2
3 ;
⑤2
1
10 ÷1
2
3 =
21
10 ÷
5
3 =
21
10 ×
3
5 =
63
50 ;
⑥6
3
5 ÷
3
5 =
33
5 ÷
3
5 =
33
5 ×
5
3 =11;
⑦1
1
5 ×3
3
4 =
6
5 ×
15
4 =
9
2 ;
⑧2
1
3 -
3
5 =
7
3 -
3
5 =
35
15 -
9
15 =
26
15 .
故答案为:
30
7 ×
14
25 ,
12
5 ;假分数,相除.
1年前
10