Subtract 72/45 from 24/15
1st number: 1 9/15, 2nd number: 1 27/45
24/15 - 72/45 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
24/15 = 24 × 3/15 × 3 = 72/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
72/45 = 72 × 1/45 × 1 = 72/45 - Subtract the two like fractions:
72/45 - 72/45 = 72 - 72/45 = 0/45 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/15-72/45 24/30-72/45 24/15-72/90 72/15-72/45 24/45-72/45 24/75-72/45