Subtract 84/12 from 84/56
1st number: 1 28/56, 2nd number: 7 0/12
84/56 - 84/12 is -11/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
84/56 = 84 × 3/56 × 3 = 252/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
84/12 = 84 × 14/12 × 14 = 1176/168 - Subtract the two like fractions:
252/168 - 1176/168 = 252 - 1176/168 = -924/168 - After reducing the fraction, the answer is -11/2
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