Subtract 49/80 from 28/96
28/96 - 49/80 is -77/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 80 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
28/96 = 28 × 5/96 × 5 = 140/480 - Likewise, for the 2nd fraction, since 80 × 6 = 480,
49/80 = 49 × 6/80 × 6 = 294/480 - Subtract the two like fractions:
140/480 - 294/480 = 140 - 294/480 = -154/480 - After reducing the fraction, the answer is -77/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/96-49/80 28/96-98/80 84/96-49/80