Subtract 49/80 from 30/98
30/98 - 49/80 is -1201/3920.
Steps for subtracting fractions
- 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,
30/98 = 30 × 40/98 × 40 = 1200/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
49/80 = 49 × 49/80 × 49 = 2401/3920 - Subtract the two like fractions:
1200/3920 - 2401/3920 = 1200 - 2401/3920 = -1201/3920
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