Add 84/15 and 27/84
1st number: 5 9/15, 2nd number: 27/84
84/15 + 27/84 is 829/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
84/15 = 84 × 28/15 × 28 = 2352/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
27/84 = 27 × 5/84 × 5 = 135/420 - Add the two like fractions:
2352/420 + 135/420 = 2352 + 135/420 = 2487/420 - 2487/420 simplified gives 829/140
- So, 84/15 + 27/84 = 829/140
In mixed form: 5129/140
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