Subtract 21/14 from 7/3
1st number: 2 1/3, 2nd number: 1 7/14
73 - 2114 is 56.
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,
73 = 7 × 143 × 14 = 9842 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
2114 = 21 × 314 × 3 = 6342 - Subtract the two like fractions:
9842 - 6342 = 98 - 6342 = 3542 - After reducing the fraction, the answer is 56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/3-21/14 7/3-42/14 7/6-21/14 7/3-21/28 21/3-21/14 7/3-63/14 7/9-21/14 7/3-21/42 35/3-21/14 7/15-21/14 7/3-21/70 49/3-21/14 7/21-21/14 7/3-21/98