a, \(\frac{3}{4}\times\frac{5}{6}=\frac{3\times5}{4\times6}=\frac{15}{24}=\frac{5}{8}\)
b, \(\frac{8}{5}:2=\frac{8}{5}\times\frac{1}{2}=\frac{8}{10}=\frac{4}{5}\)
~ Hok tốt ~
\(\frac{3}{4}.\frac{5}{6}=\frac{3.5}{4.6}=\frac{15}{24}=\frac{5}{8}\)
\(\frac{8}{5}:2=\frac{8}{5}.\frac{1}{2}=\frac{8}{10}=\frac{4}{5}\)
Dấu chấm là dấu nhân nhé !!!
#)Giải :
a) \(\frac{3}{4}x\frac{5}{6}=\frac{15}{24}=\frac{5}{8}\)
b) \(\frac{8}{5}:2=\frac{8}{10}=\frac{4}{5}\)
#~Will~be~Pens~#
a, 15/24 rút gọn bằng 5/8
b, 4/5 đã rút gọn
\(\frac{3}{4}\times\frac{5}{6}\)
\(=\frac{5}{8}\)
học tốt
\(\frac{8}{5}:2\)
\(=\frac{8}{5}:\frac{1}{2}\)
\(=\frac{4}{5}\)