Compare 12/70 and 4/72
12/70 is greater than 4/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 70 × 36 = 2520,
12/70 = 12 × 36/70 × 36 = 432/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
4/72 = 4 × 35/72 × 35 = 140/2520 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 432/2520 > 140/2520 or 12/70 > 4/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70 and 4/72 12/70 and 8/72 36/70 and 4/72 12/70 and 12/72 60/70 and 4/72 12/70 and 20/72 84/70 and 4/72 12/70 and 28/72