Subtract 6/16 from 18/63
18/63 - 6/16 is -5/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 16 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
18/63 = 18 × 16/63 × 16 = 288/1008 - Likewise, for the 2nd fraction, since 16 × 63 = 1008,
6/16 = 6 × 63/16 × 63 = 378/1008 - Subtract the two like fractions:
288/1008 - 378/1008 = 288 - 378/1008 = -90/1008 - After reducing the fraction, the answer is -5/56
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