Compare 42/32 and 21/70
1st number: 1 10/32, 2nd number: 21/70
42/32 is greater than 21/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
42/32 = 42 × 35/32 × 35 = 1470/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
21/70 = 21 × 16/70 × 16 = 336/1120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1470/1120 > 336/1120 or 42/32 > 21/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32 and 21/70 42/32 and 42/70 42/64 and 21/70 42/32 and 63/70 42/96 and 21/70