Compare 18/70 and 15/25
18/70 is smaller than 15/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
18/70 = 18 × 5/70 × 5 = 90/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
15/25 = 15 × 14/25 × 14 = 210/350 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/350 < 210/350 or 18/70 < 15/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70 and 15/25 18/70 and 30/25 18/70 and 15/50 54/70 and 15/25 18/70 and 45/25 18/70 and 15/75 90/70 and 15/25 18/70 and 75/25