Subtract 21/24 from 6/63
6/63 - 21/24 is -131/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 24 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
6/63 = 6 × 8/63 × 8 = 48/504 - Likewise, for the 2nd fraction, since 24 × 21 = 504,
21/24 = 21 × 21/24 × 21 = 441/504 - Subtract the two like fractions:
48/504 - 441/504 = 48 - 441/504 = -393/504 - After reducing the fraction, the answer is -131/168
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