Subtract 84/12 from 7/63
1st number: 7/63, 2nd number: 7 0/12
7/63 - 84/12 is -62/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
7/63 = 7 × 4/63 × 4 = 28/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
84/12 = 84 × 21/12 × 21 = 1764/252 - Subtract the two like fractions:
28/252 - 1764/252 = 28 - 1764/252 = -1736/252 - After reducing the fraction, the answer is -62/9
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