Compare 70/12 and 30/18
1st number: 5 10/12, 2nd number: 1 12/18
70/12 is greater than 30/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
70/12 = 70 × 3/12 × 3 = 210/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
30/18 = 30 × 2/18 × 2 = 60/36 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/36 > 60/36 or 70/12 > 30/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12 and 60/18 70/24 and 30/18 70/12 and 30/36 70/12 and 90/18 70/36 and 30/18 70/12 and 30/54 70/60 and 30/18 70/12 and 30/90 70/84 and 30/18