2025年跳跳熊预习日日清六年级数学下册人教版
注:目前有些书本章节名称可能整理的还不是很完善,但都是按照顺序排列的,请同学们按照顺序仔细查找。练习册 2025年跳跳熊预习日日清六年级数学下册人教版 答案主要是用来给同学们做完题方便对答案用的,请勿直接抄袭。
1. 化简比或根据比例的基本性质填空。
$\frac{3}{5}:0.2=$ $0.5:3=\frac{1}{8}:(\ \ \ \ )$ $0.5:\frac{1}{5}=\frac{1}{4}:(\ \ \ \ )$
$\frac{1}{4}:25\%=$ $\frac{1}{3}:0.2 = 5:(\ \ \ \ )$ $(\ \ \ \ ):10=\frac{1}{4}:\frac{1}{3}$
$0.17:3.4=$ $0.3:\frac{3}{4}=(\ \ \ \ ):7$ $(\ \ \ \ ):3.6 = 6:18$
$420:60^{2}=$ $75:(\ \ \ \ ) = 5:0.4$ $6:15 = (\ \ \ \ ):10$
$\frac{2}{3}:\frac{3}{2}=$ $7:x = (\ \ \ \ ):3x$ $\frac{(\ \ \ \ )}{25}=\frac{1.6}{100}$
$\frac{3}{5}:0.2=$ $0.5:3=\frac{1}{8}:(\ \ \ \ )$ $0.5:\frac{1}{5}=\frac{1}{4}:(\ \ \ \ )$
$\frac{1}{4}:25\%=$ $\frac{1}{3}:0.2 = 5:(\ \ \ \ )$ $(\ \ \ \ ):10=\frac{1}{4}:\frac{1}{3}$
$0.17:3.4=$ $0.3:\frac{3}{4}=(\ \ \ \ ):7$ $(\ \ \ \ ):3.6 = 6:18$
$420:60^{2}=$ $75:(\ \ \ \ ) = 5:0.4$ $6:15 = (\ \ \ \ ):10$
$\frac{2}{3}:\frac{3}{2}=$ $7:x = (\ \ \ \ ):3x$ $\frac{(\ \ \ \ )}{25}=\frac{1.6}{100}$
答案:
3:1 $\frac{3}{4}$ $\frac{1}{10}$
1:1 3 7.5
1:20 $\frac{14}{5}$ 1.2
7:60 6 4
4:9 21 0.4
1:1 3 7.5
1:20 $\frac{14}{5}$ 1.2
7:60 6 4
4:9 21 0.4
2. 化简比。
①$4\ cm:100\ km$ ②$1\ cm:20\ km$ ③$5\ cm:100\ km$
④$6\ cm:18000\ m$ ⑤$18\ cm:15\ mm$ ⑥$2.4\ cm:120\ km$
⑦$40\ mm:0.08\ mm$ ⑧$7.8\ cm:31.2\ km$ ⑨$22.5\ cm:450\ km$
①$4\ cm:100\ km$ ②$1\ cm:20\ km$ ③$5\ cm:100\ km$
④$6\ cm:18000\ m$ ⑤$18\ cm:15\ mm$ ⑥$2.4\ cm:120\ km$
⑦$40\ mm:0.08\ mm$ ⑧$7.8\ cm:31.2\ km$ ⑨$22.5\ cm:450\ km$
答案:
①1:2500000 ②1:2000000
③1:2000000 ④1:300000
⑤12:1 ⑥1:5000000
⑦500:1 ⑧1:4000000
⑨1:20000000
③1:2000000 ④1:300000
⑤12:1 ⑥1:5000000
⑦500:1 ⑧1:4000000
⑨1:20000000
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