\(\frac{3388}{8228}\),\(ƯCLN\left[3388,8228\right]=484\)
\(\Rightarrow\frac{3388}{8228}=\frac{3388:484}{8228:484}=\frac{7}{17}\)
\(\frac{6930}{9450},ƯCLN\left[6930,8228\right]=630\)
\(\Rightarrow\frac{6930}{9450}=\frac{6930:630}{9450:630}=\frac{11}{15}\)