Subtract 12/5 from 81/3
1st number: 27 0/3, 2nd number: 2 2/5
81/3 - 12/5 is 123/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
81/3 = 81 × 5/3 × 5 = 405/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
12/5 = 12 × 3/5 × 3 = 36/15 - Subtract the two like fractions:
405/15 - 36/15 = 405 - 36/15 = 369/15 - After reducing the fraction, the answer is 123/5
- In mixed form: 243/5
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