Add 84/15 and 5/84, Solve 5 9/15 + 5/84 as a fraction

Add 84/15 and 5/84

1^st number: 5 9/15, 2^nd number: 5/84

84/15 + 5/84 is 2377/420.

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,
5/84 = 5 × 5/84 × 5 = 25/420
Add the two like fractions:
2352/420 + 25/420 = 2352 + 25/420 = 2377/420
So, 84/15 + 5/84 = 2377/420
In mixed form: 5277/420

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