Subtract 63/28 from 49/84
1st number: 49/84, 2nd number: 2 7/28
49/84 - 63/28 is -5/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
49/84 = 49 × 1/84 × 1 = 49/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Subtract the two like fractions:
49/84 - 189/84 = 49 - 189/84 = -140/84 - After reducing the fraction, the answer is -5/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/84-63/28 49/84-63/56 49/84-63/84