Subtract 84/15 from 12/3
1st number: 4 0/3, 2nd number: 5 9/15
12/3 - 84/15 is -8/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
12/3 = 12 × 5/3 × 5 = 60/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
84/15 = 84 × 1/15 × 1 = 84/15 - Subtract the two like fractions:
60/15 - 84/15 = 60 - 84/15 = -24/15 - After reducing the fraction, the answer is -8/5
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