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\(\frac{222222}{323232}=\frac{222222:20202}{323232:20202}=\frac{11}{16}\)
\(\frac{121212}{484848}=\frac{121212:121212}{484848:121212}=\frac{1}{4}\)
\(\frac{5555}{7575}=\frac{5555:505}{7575:505}=\frac{11}{15}\)
\(\frac{1111}{5656}=\frac{1111:101}{5656:101}=\frac{11}{56}\)
\(\frac{1919}{4141}=\frac{1919:101}{4141:101}=\frac{19}{41}\)
\(\frac{1515}{4545}=\frac{1515:1515}{4545:1515}=\frac{1}{3}\)
\(\frac{1515}{3636}=\frac{1515:303}{3636:303}=\frac{5}{12}\)
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Giải
\(\frac{222222}{323232}=\frac{222222:20202}{323232:20202}=\frac{11}{16}\)
Vậy rút gọn phân số \(\frac{222222}{323232}\)ta được phân số
là \(\frac{11}{16}\)
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\(\dfrac{323232}{242424}=\dfrac{323232:80808}{242424:80808}=\dfrac{4}{3}\)
\(\dfrac{323232}{242424}=\dfrac{323232:80808}{242424:80808}=\dfrac{4}{3}\)
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\(\frac{252525}{484848}=\frac{252525:10101}{484848:10101}=\frac{25}{48}\)
Dễ
\(\frac{252525}{484848}\)=\(\frac{25}{48}\)
Đs \(\frac{25}{48}\)
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a.3,6,12,24,48,96
b.3,5,9,11,13,15,...,65 ( thêm 2 vào )
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\(\frac{323232}{424242}=\frac{32\cdot10101}{42\cdot10101}=\frac{32}{42}=\frac{16}{21}\)
\(\frac{484848}{323232}=\frac{48x10101}{32x10101}=\frac{48}{32}=\frac{6}{4}=\frac{6x18}{4x18}=\frac{6x18}{72}\)