Subtract 7/80 from 3/50
3/50 - 7/80 is -11/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
3/50 = 3 × 8/50 × 8 = 24/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
7/80 = 7 × 5/80 × 5 = 35/400 - Subtract the two like fractions:
24/400 - 35/400 = 24 - 35/400 = -11/400
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