Subtract 49/28 from 9/63
1st number: 9/63, 2nd number: 1 21/28
9/63 - 49/28 is -45/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
9/63 = 9 × 4/63 × 4 = 36/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
49/28 = 49 × 9/28 × 9 = 441/252 - Subtract the two like fractions:
36/252 - 441/252 = 36 - 441/252 = -405/252 - After reducing the fraction, the answer is -45/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63-49/28 9/63-98/28 9/63-49/56 27/63-49/28 9/63-49/84 45/63-49/28