Subtract 27/40 from 9/16
9/16 - 27/40 is -9/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
9/16 = 9 × 5/16 × 5 = 45/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
27/40 = 27 × 2/40 × 2 = 54/80 - Subtract the two like fractions:
45/80 - 54/80 = 45 - 54/80 = -9/80
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