Subtract 4/15 from 30/36
30/36 - 4/15 is 17/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 15 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
4/15 = 4 × 12/15 × 12 = 48/180 - Subtract the two like fractions:
150/180 - 48/180 = 150 - 48/180 = 102/180 - After reducing the fraction, the answer is 17/30
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