Compare 14/40 and 21/63
14/40 is greater than 21/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
14/40 = 14 × 63/40 × 63 = 882/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
21/63 = 21 × 40/63 × 40 = 840/2520 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 882/2520 > 840/2520 or 14/40 > 21/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40 and 21/63 14/40 and 42/63 14/80 and 21/63 42/40 and 21/63 70/40 and 21/63 98/40 and 21/63