Compare 15/70 and 4/18
15/70 is smaller than 4/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
15/70 = 15 × 9/70 × 9 = 135/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
4/18 = 4 × 35/18 × 35 = 140/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 135/630 < 140/630 or 15/70 < 4/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/70 and 4/18 15/70 and 8/18 15/70 and 4/36 45/70 and 4/18 15/70 and 12/18 15/70 and 4/54 75/70 and 4/18 15/70 and 20/18 15/70 and 4/90 15/70 and 28/18