Compare 2/72 and 20/63
2/72 is smaller than 20/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
2/72 = 2 × 7/72 × 7 = 14/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 14/504 < 160/504 or 2/72 < 20/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/72 and 20/63 2/72 and 40/63 6/72 and 20/63 2/72 and 60/63 10/72 and 20/63 14/72 and 20/63