Tìm \(\begin{array}{l} ƯCLN\left( {8;12;24} \right)\end{array}\)

* Hướng dẫn giải

 \(\begin{array}{l} ƯCLN\left( {8;12;24} \right)\\ 8 = {2^3}\\ 12 = {2^2}.3\\ 24 = {2^3}.3\\ \Rightarrow ƯCLN\left( {8;12;24} \right) = {2^2} = 4 \end{array}\)