Question

Rút gọn phân số

a) 78/195          b) 850/1530          c) 429/462

Answer 1

a) 2/5

b) 5/9

c) 13/14

Answer 2

78/195=2\5

850/1530=5/9

429/462=13\14

Answer 3

78/195=2/5

850/1530=5/9

429/462=13/14

Answer 4

\(\frac{78}{195}=\frac{78:39}{195:39}=\frac{2}{5}\)

\(\frac{850}{1530}=\frac{850:170}{1530:170}=\frac{5}{9}\)

\(\frac{429}{462}=\frac{429:33}{462:33}=\frac{13}{14}\)

Answer 5

a ) \(\frac{78}{195}=\frac{2}{5}\)

b ) \(\frac{850}{1530}=\frac{5}{9}\)

c ) \(\frac{429}{462}=\frac{13}{14}\)

Answer 6

a)2/5

b)5/9

c)13/14

Answer 7

\(\frac{78}{195}=\frac{78:39}{195:39}=\frac{2}{5}\)

\(\frac{850}{1530}=\frac{850:170}{1530:170}=\frac{5}{9}\)

\(\frac{429}{462}=\frac{429:33}{462:33}=\frac{13}{14}\)

Answer 8

2/5

5/9

13/14