Subtract 7/28 from 7/3
1st number: 2 1/3, 2nd number: 7/28
7/3 - 7/28 is 25/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 3 × 28 = 84,
7/3 = 7 × 28/3 × 28 = 196/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
7/28 = 7 × 3/28 × 3 = 21/84 - Subtract the two like fractions:
196/84 - 21/84 = 196 - 21/84 = 175/84 - After reducing the fraction, the answer is 25/12
- In mixed form: 21/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/3-7/28 7/3-14/28 7/6-7/28 7/3-7/56 21/3-7/28 7/3-21/28 7/9-7/28 7/3-7/84 35/3-7/28 7/3-35/28 7/15-7/28 49/3-7/28 7/3-49/28 7/21-7/28