Subtract 4/49 from 3/80
3/80 - 4/49 is -173/3920.
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,
3/80 = 3 × 49/80 × 49 = 147/3920 - Likewise, for the 2nd fraction, since 49 × 80 = 3920,
4/49 = 4 × 80/49 × 80 = 320/3920 - Subtract the two like fractions:
147/3920 - 320/3920 = 147 - 320/3920 = -173/3920
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