Add 84/12 and 7/84
1st number: 7 0/12, 2nd number: 7/84
84/12 + 7/84 is 85/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
84/12 = 84 × 7/12 × 7 = 588/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Add the two like fractions:
588/84 + 7/84 = 588 + 7/84 = 595/84 - 595/84 simplified gives 85/12
- So, 84/12 + 7/84 = 85/12
In mixed form: 71/12
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