Compare 25/42 and 70/49, Which fraction is greater?

Compare 25/42 and 70/49

1^st number: 25/42, 2^nd number: 1 21/49

25/42 is smaller than 70/49

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 42 × 7 = 294,
25/42 = 25 × 7/42 × 7 = 175/294
Likewise, for the 2nd fraction, since 49 × 6 = 294,
70/49 = 70 × 6/49 × 6 = 420/294
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
175/294 < 420/294 or 25/42 < 70/49

MathStep (Works offline)

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