Compare 5/15 and 45/56
5/15 is smaller than 45/56
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
5/15 = 5 × 56/15 × 56 = 280/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
45/56 = 45 × 15/56 × 15 = 675/840 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 280/840 < 675/840 or 5/15 < 45/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/15 and 45/56 5/15 and 90/56 5/30 and 45/56 5/45 and 45/56 25/15 and 45/56 5/75 and 45/56 35/15 and 45/56