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\(\frac{25}{100}=\frac{25:25}{100:25}=\frac{1}{4}\)
\(\frac{72}{54}=\frac{72:18}{54:18}=\frac{4}{3}\)
\(\frac{60}{80}=\frac{60:20}{80:20}=\frac{3}{4}\)
\(\frac{35}{210}=\frac{35:35}{210:35}=\frac{1}{6}\)
\(\frac{57}{133}=\frac{57\div19}{133\div19}=\frac{3}{7}\)
\(\frac{189}{210}=\frac{189\div21}{210\div21}=\frac{9}{10}\)
\(\frac{7676}{8484}=\frac{7676\div404}{8484\div404}=\frac{19}{21}\)
\(\frac{4}{12}=\frac{4:4}{12:4}=\frac{1}{3}\)
\(\frac{24}{30}=\frac{24:6}{30:6}=\frac{4}{5}\)
\(\frac{25}{100}=\frac{25:25}{100:25}=\frac{1}{4}\)
\(\frac{60}{80}=\frac{60:20}{80:20}=\frac{3}{4}\)
\(\frac{9}{18}=\frac{9:9}{18:9}=\frac{1}{2}\)
\(\frac{60}{36}=\frac{60:12}{36:12}=\frac{5}{3}\)
\(\frac{72}{54}=\frac{72:18}{54:18}=\frac{4}{3}\)
\(\frac{35}{210}=\frac{35:35}{210:35}=\frac{1}{6}\)
4/12=1/3
24/30=4/5
25/100=1/4
60/80=3/4
9/18=1/2
60/36=5/3
72/54=4/3
35/210=1/6
\(24m=\frac{24}{1000}km=\frac{3}{125}km.\)
6 yến = \(\frac{6}{100}\)tấn = \(\frac{3}{50}\)tấn.
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\(\frac{1515}{1717}=\frac{1515\div101}{1717\div101}=\frac{15}{17}\)
24m = \(\frac{24}{1000}\)km = \(\frac{3}{125}\)km
6 yến = \(\frac{6}{100}\)tấn = \(\frac{3}{50}\)tấn
\(\frac{1515}{1717}\)= \(\frac{15}{17}\)
\(\frac{4}{12}=\frac{1}{3}\) \(\frac{60}{36}=\frac{5}{3}\) \(\frac{60}{80}=\frac{3}{4}\)
\(\frac{9}{18}=\frac{1}{2}\) \(\frac{25}{100}=\frac{1}{4}\) \(\frac{35}{210}=\frac{1}{6}\)
\(\frac{24}{30}=\frac{4}{5}\) \(\frac{72}{54}=\frac{4}{3}\)
Bn tự làm đi,bn học rồi mà