Subtract 49/80 from 56/98, Solve 56/98

Subtract 49/80 from 56/98

56/98 - 49/80 is -23/560.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 80 is 3920

Next, find the equivalent fraction of both fractional numbers with denominator 3920
For the 1st fraction, since 98 × 40 = 3920,
56/98 = 56 × 40/98 × 40 = 2240/3920
Likewise, for the 2nd fraction, since 80 × 49 = 3920,
49/80 = 49 × 49/80 × 49 = 2401/3920
Subtract the two like fractions:
2240/3920 - 2401/3920 = 2240 - 2401/3920 = -161/3920
After reducing the fraction, the answer is -23/560

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