Question

Rút gọn các phân số sau:

a. 75/90

b. 36/63

c.80/48

Answer 1

\(a.\dfrac{75}{90}=\dfrac{75:15}{90:15}=\dfrac{5}{6}\)

\(b.\dfrac{36}{63}=\dfrac{36:9}{63:9}=\dfrac{4}{7}\)

\(c.\dfrac{80}{48}=\dfrac{80:16}{48:16}=\dfrac{5}{3}\)