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带分数除法.(1)例:427÷11114=307÷2514=307×1425307×1425=125125分数除法中有带分数的,先把带分数化成,然后.(2)试一试.16÷135310÷145427÷557÷11142110÷123635÷35115×3342
题目详情
带分数除法. (1)例:4
分数除法中有带分数的,先把带分数化成______,然后______. (2)试一试. 16÷1
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带分数除法. (1)例:4
分数除法中有带分数的,先把带分数化成______,然后______. (2)试一试. 16÷1
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(1)例:4
2 |
7 |
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14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
12 |
5 |
12 |
5 |
分数除法中有带分数的,先把带分数化成______,然后______.
(2)试一试.
16÷1
3 |
5 |
3 |
10 |
4 |
5 |
4
2 |
7 |
5 |
7 |
1 |
14 |
(1)例:4
2 |
7 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
12 |
5 |
12 |
5 |
分数除法中有带分数的,先把带分数化成______,然后______.
(2)试一试.
16÷1
3 |
5 |
2 |
7 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
12 |
5 |
12 |
5 |
分数除法中有带分数的,先把带分数化成______,然后______.
(2)试一试.
16÷1
3 |
5 |
2 |
7 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
12 |
5 |
12 |
5 |
分数除法中有带分数的,先把带分数化成______,然后______.
(2)试一试.
16÷1
3 |
5 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
12 |
5 |
12 |
5 |
分数除法中有带分数的,先把带分数化成______,然后______.
(2)试一试.
16÷1
3 |
5 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
12 |
5 |
12 |
5 |
分数除法中有带分数的,先把带分数化成______,然后______.
(2)试一试.
16÷1
3 |
5 |
25 |
14 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
14 |
25 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
30 |
7 |
14 |
25 |
14 |
25 |
12 |
5 |
12 |
5 |
12 |
5 |
12 |
5 |
12 |
5 |
12 |
5 |
3 |
5 |
3 |
5 |
3 |
10 |
4 |
5 |
3 |
10 |
4 |
5 |
3 |
10 |
4 |
5 |
4 |
5 |
4
2 |
7 |
2 |
7 |
2 |
7 |
5 |
7 |
1 |
14 |
5 |
7 |
1 |
14 |
5 |
7 |
1 |
14 |
1 |
14 |
1 |
10 |
2 |
3 |
3 |
5 |
3 |
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1 |
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3 |
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1 |
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3 |
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1 |
10 |
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3 |
1 |
10 |
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3 |
1 |
10 |
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3 |
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▼优质解答
答案和解析
(1)4
÷1
=
÷
=
×
=
;
(2)①16÷1
=16÷
=16×
=10;
②
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=
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=
;
③4
÷5=
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=
;
④
÷1
=
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=
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;
⑤2
÷1
2 2 27 7 7÷1
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=
×
=
;
(2)①16÷1
=16÷
=16×
=10;
②
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=
;
③4
÷5=
÷5=
×
=
;
④
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=
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=
×
=
;
⑤2
÷1
11 11 1114 14 14=
÷
=
×
=
;
(2)①16÷1
=16÷
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=10;
②
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=
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=
;
③4
÷5=
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×
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④
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⑤2
÷1
30 30 307 7 7÷
=
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=
;
(2)①16÷1
=16÷
=16×
=10;
②
÷1
=
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×
=
;
③4
÷5=
÷5=
×
=
;
④
÷1
=
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=
×
=
;
⑤2
÷1
25 25 2514 14 14=
×
=
;
(2)①16÷1
=16÷
=16×
=10;
②
÷1
=
÷
=
×
=
;
③4
÷5=
÷5=
×
=
;
④
÷1
=
÷
=
×
=
;
⑤2
÷1
30 30 307 7 7×
=
;
(2)①16÷1
=16÷
=16×
=10;
②
÷1
=
÷
=
×
=
;
③4
÷5=
÷5=
×
=
;
④
÷1
=
÷
=
×
=
;
⑤2
÷1
14 14 1425 25 25=
;
(2)①16÷1
=16÷
=16×
=10;
②
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=
÷
=
×
=
;
③4
÷5=
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×
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;
④
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=
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=
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;
⑤2
÷1
12 12 125 5 5;
(2)①16÷1
=16÷
=16×
=10;
②
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=
÷
=
×
=
;
③4
÷5=
÷5=
×
=
;
④
÷1
=
÷
=
×
=
;
⑤2
÷1
3 3 35 5 5=16÷
=16×
=10;
②
÷1
=
÷
=
×
=
;
③4
÷5=
÷5=
×
=
;
④
÷1
=
÷
=
×
=
;
⑤2
÷1
÷
8 8 85 5 5=16×
=10;
②
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=
÷
=
×
=
;
③4
÷5=
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×
=
;
④
÷1
=
÷
=
×
=
;
⑤2
÷1
5 5 58 8 8=10;
②
÷1
=
÷
=
×
=
;
③4
÷5=
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×
=
;
④
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=
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=
×
=
;
⑤2
÷1
3 3 310 10 10÷1
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=
;
③4
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=
;
④
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;
⑤2
÷1
4 4 45 5 5=
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=
×
=
;
③4
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×
=
;
④
÷1
=
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=
×
=
;
⑤2
÷1
3 3 310 10 10÷
=
×
=
;
③4
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×
=
;
④
÷1
=
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=
×
=
;
⑤2
÷1
9 9 95 5 5=
×
=
;
③4
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×
=
;
④
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=
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=
;
⑤2
÷1
3 3 310 10 10×
=
;
③4
÷5=
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×
=
;
④
÷1
=
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=
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=
;
⑤2
÷1
5 5 59 9 9=
;
③4
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=
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④
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=
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⑤2
÷1
1 1 16 6 6;
③4
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④
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⑤2
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2 2 27 7 7÷5=
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④
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⑤2
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30 30 307 7 7÷5=
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④
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⑤2
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30 30 307 7 7×
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④
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⑤2
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1 1 15 5 5=
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;
⑤2
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6 6 67 7 7;
④
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⑤2
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5 5 57 7 7÷1
=
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⑤2
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1 1 114 14 14=
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=
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⑤2
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5 5 57 7 7÷
=
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;
⑤2
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15 15 1514 14 14=
×
=
;
⑤2
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5 5 57 7 7×
=
;
⑤2
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14 14 1415 15 15=
;
⑤2
÷1
2 2 23 3 3;
⑤2
÷1
1 1 110 10 10÷1
举报
问题解析 问题解析
“节能减排”的原理是节约能源,减少废弃物的排放,只要选项的措施符合相关的要求即可. “节能减排”的原理是节约能源,减少废弃物的排放,只要选项的措施符合相关的要求即可.
名师点评 名师点评
本题考点: 本题考点:
自然界中的碳循环. 自然界中的碳循环.
考点点评: 考点点评:
此题是一道环保性的题目,解题的关键是抓住节能环保这一关键点,对选项进行分析,属基础性知识考查题. 此题是一道环保性的题目,解题的关键是抓住节能环保这一关键点,对选项进行分析,属基础性知识考查题.
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2 |
7 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
2 |
7 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
11 |
14 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
30 |
7 |
25 |
14 |
30 |
7 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
25 |
14 |
30 |
7 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
30 |
7 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
14 |
25 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
10 |
5 |
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1 |
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③4
2 |
7 |
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30 |
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1 |
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④
5 |
7 |
1 |
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5 |
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15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
12 |
5 |
(2)①16÷1
3 |
5 |
8 |
5 |
5 |
8 |
②
3 |
10 |
4 |
5 |
3 |
10 |
9 |
5 |
3 |
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1 |
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③4
2 |
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30 |
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1 |
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1 |
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5 |
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⑤2
1 |
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3 |
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3 |
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⑤2
1 |
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1 |
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2 |
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1 |
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1 |
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3 |
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1 |
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③4
2 |
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1 |
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④
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1 |
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7 |
15 |
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5 |
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15 |
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⑤2
1 |
10 |
4 |
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3 |
10 |
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1 |
6 |
③4
2 |
7 |
30 |
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30 |
7 |
1 |
5 |
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7 |
④
5 |
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1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
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⑤2
1 |
10 |
3 |
10 |
9 |
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10 |
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1 |
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③4
2 |
7 |
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7 |
30 |
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1 |
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7 |
④
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1 |
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7 |
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14 |
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⑤2
1 |
10 |
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3 |
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2 |
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1 |
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1 |
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2 |
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1 |
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④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
5 |
9 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
1 |
6 |
③4
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
2 |
7 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
30 |
7 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
30 |
7 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
1 |
5 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
6 |
7 |
④
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
5 |
7 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
1 |
14 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
5 |
7 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
15 |
14 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
5 |
7 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
14 |
15 |
2 |
3 |
⑤2
1 |
10 |
2 |
3 |
⑤2
1 |
10 |
1 |
10 |
作业帮用户
2017-11-16
举报

- 问题解析
- “节能减排”的原理是节约能源,减少废弃物的排放,只要选项的措施符合相关的要求即可.
- 名师点评
-
- 本题考点:
- 自然界中的碳循环.
-
- 考点点评:
- 此题是一道环保性的题目,解题的关键是抓住节能环保这一关键点,对选项进行分析,属基础性知识考查题.


作业帮用户
2017-11-16
举报
作业帮用户作业帮用户
2017-11-162017-11-16
举报



- 问题解析
- “节能减排”的原理是节约能源,减少废弃物的排放,只要选项的措施符合相关的要求即可.
- 名师点评
-
- 本题考点:
- 自然界中的碳循环.
-
- 考点点评:
- 此题是一道环保性的题目,解题的关键是抓住节能环保这一关键点,对选项进行分析,属基础性知识考查题.
- 本题考点:
- 自然界中的碳循环.
- 本题考点:
- 自然界中的碳循环.
- 考点点评:
- 此题是一道环保性的题目,解题的关键是抓住节能环保这一关键点,对选项进行分析,属基础性知识考查题.
- 考点点评:
- 此题是一道环保性的题目,解题的关键是抓住节能环保这一关键点,对选项进行分析,属基础性知识考查题.






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