Subtract 1/15 from 18/45
18/45 - 1/15 is 1/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
18/45 = 18 × 1/45 × 1 = 18/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
1/15 = 1 × 3/15 × 3 = 3/45 - Subtract the two like fractions:
18/45 - 3/45 = 18 - 3/45 = 15/45 - After reducing the fraction, the answer is 1/3
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