Compare 18/70 and 15/10
1st number: 18/70, 2nd number: 1 5/10
18/70 is smaller than 15/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
15/10 = 15 × 7/10 × 7 = 105/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/70 < 105/70 or 18/70 < 15/10
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 15/10 18/70 and 30/10 18/70 and 15/20 54/70 and 15/10 18/70 and 45/10 18/70 and 15/30 90/70 and 15/10 18/70 and 75/10 18/70 and 15/50 18/70 and 15/70