Compare 7/49 and 20/63
7/49 is smaller than 20/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
7/49 = 7 × 9/49 × 9 = 63/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
20/63 = 20 × 7/63 × 7 = 140/441 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 63/441 < 140/441 or 7/49 < 20/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/49 and 20/63 7/49 and 40/63 7/98 and 20/63 21/49 and 20/63 7/49 and 60/63 35/49 and 20/63