Subtract 18/54 from 9/48
9/48 - 18/54 is -7/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 54 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 48 × 9 = 432,
9/48 = 9 × 9/48 × 9 = 81/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
18/54 = 18 × 8/54 × 8 = 144/432 - Subtract the two like fractions:
81/432 - 144/432 = 81 - 144/432 = -63/432 - After reducing the fraction, the answer is -7/48
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