\(\frac{38}{144}=\frac{38:2}{144:2}=\frac{19}{72}\)
\(\frac{22}{55}=\frac{22:11}{55:11}=\frac{2}{5}\)
\(\frac{21}{49}=\frac{21:7}{49:7}=\frac{3}{7}\)
\(\frac{38}{144}=\frac{19}{72}\)
\(\frac{22}{55}=\frac{2}{5}\)
\(\frac{21}{49}=\frac{3}{7}\)
\(\frac{38}{144}=\frac{38:2}{144:2}=\frac{19}{72}\)
\(\frac{22}{55}=\frac{22:11}{55:11}=\frac{2}{5}\)
\(\frac{21}{49}=\frac{21:7}{49:7}=\frac{3}{7}\)
Học tốt
38/144=19/72
22/55=2/5
21/49=3/7
nhớ bạn
\(\frac{38}{144}=\frac{38}{144}\frac{:}{:}\frac{2}{2}=\frac{19}{72}\) \(\frac{22}{55}=\frac{22}{55}\frac{:}{:}\frac{11}{11}=\frac{2}{5}\) \(\frac{21}{49}=\frac{21}{49}\frac{:}{:}\frac{7}{7}=\frac{3}{7}\)
K MIK ĐI HIHIH
38/144 = 19/72
22/55 = 2/5
21/49 = 3/7