Subtract 28/6 from 81/14
1st number: 5 11/14, 2nd number: 4 4/6
81/14 - 28/6 is 47/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
81/14 = 81 × 3/14 × 3 = 243/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
28/6 = 28 × 7/6 × 7 = 196/42 - Subtract the two like fractions:
243/42 - 196/42 = 243 - 196/42 = 47/42 - In mixed form: 15/42
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