Question

Answer 1

a 72/84=36/42=6/7=12/14

b 135/120=9/8=18/16=54/48

Answer 2

\(\dfrac{72}{84}=\dfrac{36}{42}=\dfrac{6}{7}=\dfrac{12}{14}\)

\(\dfrac{135}{120}=\dfrac{9}{8}=\dfrac{18}{16}=\dfrac{54}{48}\)

Answer 3

\(\dfrac{72}{84}=\dfrac{36}{42}=\dfrac{6}{7}=\dfrac{12}{14}\)

\(\dfrac{135}{120}=\dfrac{9}{8}=\dfrac{18}{16}=\dfrac{54}{48}\)

Answer 4

a)36; 7; 12

b)9; 16; 48 nhé

Answer 5

a) 72/84 = 36/42= 6/7=12/14

b) 135/120=9/8=18/16=54/48

Answer 6

72/84=36/42=6/7=12/14

135/120=9/8=18/16=54/48

Answer 7

72/84 = 36/42 = 6/7=12/14

b 135/120=9/8=18/16=54/48