Compare 18/70 and 3/7
18/70 is smaller than 3/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 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 7 × 10 = 70,
3/7 = 3 × 10/7 × 10 = 30/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/70 < 30/70 or 18/70 < 3/7
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 3/7 18/70 and 6/7 18/70 and 3/14 54/70 and 3/7 18/70 and 9/7 18/70 and 3/21 90/70 and 3/7 18/70 and 15/7 18/70 and 3/35 18/70 and 21/7 18/70 and 3/49