Subtract 56/72 from 48/98, Solve 48/98

Subtract 56/72 from 48/98

48/98 - 56/72 is -127/441.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528

Next, find the equivalent fraction of both fractional numbers with denominator 3528
For the 1st fraction, since 98 × 36 = 3528,
48/98 = 48 × 36/98 × 36 = 1728/3528
Likewise, for the 2nd fraction, since 72 × 49 = 3528,
56/72 = 56 × 49/72 × 49 = 2744/3528
Subtract the two like fractions:
1728/3528 - 2744/3528 = 1728 - 2744/3528 = -1016/3528
After reducing the fraction, the answer is -127/441

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad