Question

giúp e

Answer 1

\(\dfrac{8\times12\times9\times5}{15\times3\times6\times24}=\dfrac{8\times12\times3\times3\times5}{5\times3\times3\times6\times12\times2}=\dfrac{8}{6\times2}=\dfrac{8}{12}=\dfrac{2}{3}\)

Answer 2

=2x3/3x3=2/3

Answer 3

Answer 4

\(\dfrac{8.12.9.5}{15.3.6.24}=\dfrac{2.1.1.1}{1.1.1.3}=\dfrac{2}{3}\)

dấu chấm là nhân nhá

Answer 5

2/3

Answer 6

2/3