Subtract 10/15 from 16/30
16/30 - 10/15 is -2/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
16/30 = 16 × 1/30 × 1 = 16/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
10/15 = 10 × 2/15 × 2 = 20/30 - Subtract the two like fractions:
16/30 - 20/30 = 16 - 20/30 = -4/30 - After reducing the fraction, the answer is -2/15
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