Compare 4/15 and 72/70
1st number: 4/15, 2nd number: 1 2/70
4/15 is smaller than 72/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
4/15 = 4 × 14/15 × 14 = 56/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
72/70 = 72 × 3/70 × 3 = 216/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 56/210 < 216/210 or 4/15 < 72/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15 and 72/70 4/30 and 72/70 12/15 and 72/70 4/45 and 72/70 20/15 and 72/70 4/75 and 72/70 28/15 and 72/70