Subtract 81/15 from 63/75
1st number: 63/75, 2nd number: 5 6/15
63/75 - 81/15 is -114/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 15 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
63/75 = 63 × 1/75 × 1 = 63/75 - Likewise, for the 2nd fraction, since 15 × 5 = 75,
81/15 = 81 × 5/15 × 5 = 405/75 - Subtract the two like fractions:
63/75 - 405/75 = 63 - 405/75 = -342/75 - After reducing the fraction, the answer is -114/25
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