Subtract 30/81 from 24/63
24/63 - 30/81 is 2/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 63 × 9 = 567,
24/63 = 24 × 9/63 × 9 = 216/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
30/81 = 30 × 7/81 × 7 = 210/567 - Subtract the two like fractions:
216/567 - 210/567 = 216 - 210/567 = 6/567 - After reducing the fraction, the answer is 2/189
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