Compare 70/18 and 30/56, Which fraction is greater?

Compare 70/18 and 30/56

1^st number: 3 16/18, 2^nd number: 30/56

70/18 is greater than 30/56

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 18 × 28 = 504,
70/18 = 70 × 28/18 × 28 = 1960/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
30/56 = 30 × 9/56 × 9 = 270/504
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1960/504 > 270/504 or 70/18 > 30/56

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad