Compare 42/35 and 4/80, Which fraction is greater?

Compare 42/35 and 4/80

1^st number: 1 7/35, 2^nd number: 4/80

42/35 is greater than 4/80

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 35 × 16 = 560,
42/35 = 42 × 16/35 × 16 = 672/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
672/560 > 28/560 or 42/35 > 4/80

MathStep (Works offline)

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