\(\dfrac{42}{28}=\dfrac{3}{2};\dfrac{54}{-21}=\dfrac{-18}{7};\dfrac{-27}{33}=\dfrac{-9}{11};\dfrac{25}{15}=\dfrac{5}{3}\)
\(\dfrac{42}{28}=\dfrac{5}{4};\dfrac{54}{-21}=\dfrac{18}{7}\\ \dfrac{-27}{33}=\dfrac{-9}{11};\dfrac{25}{15}=\dfrac{5}{3}\)
42/ 28 = 3/ 2 ; 54 /− 21 = − 18/ 7 ; − 27/ 33 = − 9/ 11
