Add 7/84 and 63/14
1st number: 7/84, 2nd number: 4 7/14
7/84 + 63/14 is 55/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
63/14 = 63 × 6/14 × 6 = 378/84 - Add the two like fractions:
7/84 + 378/84 = 7 + 378/84 = 385/84 - 385/84 simplified gives 55/12
- So, 7/84 + 63/14 = 55/12
In mixed form: 47/12
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