Compare 40/63 and 15/28
40/63 is greater than 15/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
40/63 = 40 × 4/63 × 4 = 160/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
15/28 = 15 × 9/28 × 9 = 135/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 160/252 > 135/252 or 40/63 > 15/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63 and 15/28 40/63 and 30/28 40/63 and 15/56 40/63 and 45/28 40/63 and 15/84 40/63 and 75/28