Subtract 72/14 from 10/3
1st number: 3 1/3, 2nd number: 5 2/14
10/3 - 72/14 is -38/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
10/3 = 10 × 14/3 × 14 = 140/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
72/14 = 72 × 3/14 × 3 = 216/42 - Subtract the two like fractions:
140/42 - 216/42 = 140 - 216/42 = -76/42 - After reducing the fraction, the answer is -38/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/3-72/14 10/6-72/14 10/3-72/28 30/3-72/14 10/9-72/14 10/3-72/42 50/3-72/14 10/15-72/14 10/3-72/70 70/3-72/14 10/21-72/14 10/3-72/98