Subtract 27/80 from 9/50
9/50 - 27/80 is -63/400.
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,
9/50 = 9 × 8/50 × 8 = 72/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
27/80 = 27 × 5/80 × 5 = 135/400 - Subtract the two like fractions:
72/400 - 135/400 = 72 - 135/400 = -63/400
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