Question

Which of the two rational numbers 5 / 7 or 3 / 5 is greater? 3 / 5 25 / 21 21 / 25 5 / 7

Answer 1

First of all make these fractions into like fractions like

1) first take the LCM of denominators

7x5 is the LCM of 7 and 5 = 35

2) multiply a number in denominator which can make the denominators equal to 35

5/7 x 5 = 25/35

3/5 x 7 = 21/35

3) now compare

25/35 > 21/35