Compare 15/35 and 25/45
15/35 is smaller than 25/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
15/35 = 15 × 9/35 × 9 = 135/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
25/45 = 25 × 7/45 × 7 = 175/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 135/315 < 175/315 or 15/35 < 25/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35 and 25/45 15/35 and 50/45 15/70 and 25/45 15/35 and 25/90 45/35 and 25/45 15/35 and 75/45 75/35 and 25/45