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1L
1
28 tháng 2 2021
234235/363363 > 234234234/363363363
chắc vậy á
NN
1
27 tháng 8 2020
Bài giải
Ta quy đồng phân số \(\frac{13}{66}\)và \(\frac{19}{94}\)
\(\frac{13}{66}=\frac{13\times94}{66\times94}=\frac{1222}{6204}.\)
\(\frac{19}{94}=\frac{19\times66}{94\times66}=\frac{1254}{6204}.\)
\(\text{Mà}\frac{1222}{6204}< \frac{1254}{6204}\Rightarrow\frac{13}{66}< \frac{19}{94}.\)
TH
26 tháng 6 2017
\(\frac{13}{15}< \frac{11}{13}\)
\(\frac{8}{5}< \frac{7}{4}\)
\(\frac{8}{9}< \frac{4}{5}\)
\(\frac{7}{15}< \frac{21}{4}\)
18 tháng 6 2017
A)\(\frac{3}{5}=\frac{42}{70};\frac{4}{7}=\frac{40}{70};\frac{5}{10}=\frac{35}{70}\)
B)\(\frac{4}{9}=\frac{8}{18};\frac{11}{18}=\frac{11}{18};\frac{5}{6}=\frac{15}{18}\)
20 tháng 2 2022
999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999
5 tháng 2 2018
Không quy đồng mẫu số ,hãy so sánh hai phân số
211/331vaf 217/330
A, 11/19 < 13/18
B, 13/17 < 35/39
11/19<11/18<13/18 nen 11/19<13/18