Subtract 5/15 from 18/75
18/75 - 5/15 is -7/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 15 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
18/75 = 18 × 1/75 × 1 = 18/75 - Likewise, for the 2nd fraction, since 15 × 5 = 75,
5/15 = 5 × 5/15 × 5 = 25/75 - Subtract the two like fractions:
18/75 - 25/75 = 18 - 25/75 = -7/75
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