Question

3/5 = ..../15 = 30/......

7/9 = 21/.... = 70/.... = ....../45

các bn giúp mk nhanh nhé, mk đang gấp

Answer 1

3/5 = .9./15 = 30/..50.

7/9 = 21/.27. = 70/.90. = .35./45

Answer 2

\(\dfrac{3}{5}=\dfrac{9}{15}=\dfrac{30}{50}\)

\(\dfrac{7}{9}=\dfrac{21}{27}=\dfrac{70}{90}=\dfrac{35}{45}\)

Answer 3

3/5 = 9/15 = 30/50

7/9 = 21/27 = 70/90 = 35/45

Answer 4

\(\dfrac{9}{15}\) và \(\dfrac{30}{50}\)

\(\dfrac{21}{27}\) và \(\dfrac{70}{90}\) và \(\dfrac{35}{45}\)