Trả lời
2/3 x 1/6 x 9/1 = 1
Hok tốt
\(\frac{2}{3}\)x \(\frac{1}{6}\)x \(\frac{9}{1}\)
= \(\frac{1}{9}\)x 9
= 1
Kick mk nha ^^
# USAS - 12 #
\(\frac{2}{3}\times\frac{1}{6}\times\frac{9}{1}\)
\(=\frac{1}{9}\times\frac{9}{1}\)
\(=1\)
\(\frac{2}{3}.\frac{1}{6}.\frac{9}{1}=\frac{2.1.9}{3.6.1}=\frac{2.3.3}{3.2.3}=\frac{3}{3}=1\)
\(\frac{2}{3}\)x\(\frac{1}{6}\)x\(\frac{9}{1}\)=\(\frac{2x1x9}{3x6x1}\)=\(\frac{2x1x3x3}{3x2x3x1}\)=1