Subtract 10/36 from 10/72
10/72 - 10/36 is -5/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
10/36 = 10 × 2/36 × 2 = 20/72 - Subtract the two like fractions:
10/72 - 20/72 = 10 - 20/72 = -10/72 - After reducing the fraction, the answer is -5/36
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