Subtract 81/14 from 6/4
1st number: 1 2/4, 2nd number: 5 11/14
6/4 - 81/14 is -30/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
6/4 = 6 × 7/4 × 7 = 42/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
81/14 = 81 × 2/14 × 2 = 162/28 - Subtract the two like fractions:
42/28 - 162/28 = 42 - 162/28 = -120/28 - After reducing the fraction, the answer is -30/7
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