Subtract 45/48 from 27/30
27/30 - 45/48 is -3/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
27/30 = 27 × 8/30 × 8 = 216/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
45/48 = 45 × 5/48 × 5 = 225/240 - Subtract the two like fractions:
216/240 - 225/240 = 216 - 225/240 = -9/240 - After reducing the fraction, the answer is -3/80
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