Subtract 15/49 from 12/80
12/80 - 15/49 is -153/980.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 49 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 80 × 49 = 3920,
12/80 = 12 × 49/80 × 49 = 588/3920 - Likewise, for the 2nd fraction, since 49 × 80 = 3920,
15/49 = 15 × 80/49 × 80 = 1200/3920 - Subtract the two like fractions:
588/3920 - 1200/3920 = 588 - 1200/3920 = -612/3920 - After reducing the fraction, the answer is -153/980
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