Compare 12/72 and 63/30
1st number: 12/72, 2nd number: 2 3/30
12/72 is smaller than 63/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 30 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Likewise, for the 2nd fraction, since 30 × 12 = 360,
63/30 = 63 × 12/30 × 12 = 756/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/360 < 756/360 or 12/72 < 63/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/72 and 63/30 12/72 and 63/60 36/72 and 63/30 12/72 and 63/90 60/72 and 63/30 84/72 and 63/30