Subtract 72/15 from 10/2
1st number: 5 0/2, 2nd number: 4 12/15
10/2 - 72/15 is 1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
10/2 = 10 × 15/2 × 15 = 150/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
72/15 = 72 × 2/15 × 2 = 144/30 - Subtract the two like fractions:
150/30 - 144/30 = 150 - 144/30 = 6/30 - After reducing the fraction, the answer is 1/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2-72/15 10/4-72/15 10/2-72/30 30/2-72/15 10/6-72/15 10/2-72/45 50/2-72/15 10/2-72/75 70/2-72/15 10/14-72/15