Subtract 10/28 from 28/63
28/63 - 10/28 is 11/126.
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,
28/63 = 28 × 4/63 × 4 = 112/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
10/28 = 10 × 9/28 × 9 = 90/252 - Subtract the two like fractions:
112/252 - 90/252 = 112 - 90/252 = 22/252 - After reducing the fraction, the answer is 11/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63-10/28 28/63-20/28 28/63-10/56 84/63-10/28 28/63-30/28 28/63-10/84 28/63-50/28 28/63-70/28