Subtract 2/12 from 84/28
1st number: 3 0/28, 2nd number: 2/12
84/28 - 2/12 is 17/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
84/28 = 84 × 3/28 × 3 = 252/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
2/12 = 2 × 7/12 × 7 = 14/84 - Subtract the two like fractions:
252/84 - 14/84 = 252 - 14/84 = 238/84 - After reducing the fraction, the answer is 17/6
- In mixed form: 25/6
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