Subtract 6/15 from 9/36
9/36 - 6/15 is -3/20.
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,
9/36 = 9 × 5/36 × 5 = 45/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
6/15 = 6 × 12/15 × 12 = 72/180 - Subtract the two like fractions:
45/180 - 72/180 = 45 - 72/180 = -27/180 - After reducing the fraction, the answer is -3/20
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