Subtract 20/30 from 27/50
27/50 - 20/30 is -19/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
27/50 = 27 × 3/50 × 3 = 81/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
20/30 = 20 × 5/30 × 5 = 100/150 - Subtract the two like fractions:
81/150 - 100/150 = 81 - 100/150 = -19/150
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