Subtract 90/80 from 8/50
1st number: 8/50, 2nd number: 1 10/80
8/50 - 90/80 is -193/200.
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,
8/50 = 8 × 8/50 × 8 = 64/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
90/80 = 90 × 5/80 × 5 = 450/400 - Subtract the two like fractions:
64/400 - 450/400 = 64 - 450/400 = -386/400 - After reducing the fraction, the answer is -193/200
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