Question

 Rút gọn phân số sau
a) 121212/363636 

Answer 1

\(=\dfrac{1}{3}\)

Answer 2

\(\dfrac{121212}{363636}=\dfrac{121212\div121212}{363636\div121212}=\dfrac{1}{3}\)

Answer 3

\(\dfrac{121212}{363636}=\dfrac{121212\div10101}{363636\div10101}=\dfrac{12}{36}=\dfrac{1}{3}\)

Answer 4

\(\dfrac{121212}{363636}\) rút gọn thành:

\(\dfrac{121212}{363636}=\dfrac{1}{3}\)

HT

@giang