\(\frac{4}{5}\)và \(\frac{7}{9}\)
\(MSC:\)\(45\)
\(\frac{4}{5}\)\(=\)\(\frac{36}{45}\)
\(\frac{7}{9}\)\(=\)\(\frac{35}{45}\)
\(\frac{4}{5}\)và \(\frac{7}{9}\), MSC : 45
\(\frac{4}{5}\)= \(\frac{4x9}{5x9}\)= \(\frac{36}{45}\)
\(\frac{7}{9}\)= \(\frac{7x5}{9x5}\)= \(\frac{35}{45}\)
4/5 ; 7/9 ;MSC 45 4/5=4/5.9/9=36/45 (dấu chấm là dấu nhân) 7/9=7/9.5/5=35/45
please support me . thank you so much
wish you good study
\(\text{Quy đồng mấu số hai phân số : }\)
\(\frac{4}{5}\text{ và }\frac{7}{9}\) \(MSC\text{ : }45\)
\(\frac{4}{5}=\frac{4\text{ x }9}{5\text{ x }9}=\frac{36}{45}\)
\(\frac{7}{9}=\frac{7\text{ x }5}{9\text{ x }5}=\frac{35}{45}\)
\(\text{Chúc bạn học tốt ! }\)
-ta co 36 chia 9 bang 4 , do do 7/6 bang 7nhan4 tren 6 nhan4 bang 28 phan 24