Subtract 6/21 from 49/28
1st number: 1 21/28, 2nd number: 6/21
49/28 - 6/21 is 41/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
49/28 = 49 × 3/28 × 3 = 147/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
6/21 = 6 × 4/21 × 4 = 24/84 - Subtract the two like fractions:
147/84 - 24/84 = 147 - 24/84 = 123/84 - After reducing the fraction, the answer is 41/28
- In mixed form: 113/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/28-6/21 49/28-12/21 49/56-6/21 49/28-6/42 49/28-18/21 49/84-6/21 49/28-6/63 49/28-30/21 49/28-42/21