Add 80/15 and 27/28, Solve 5 5/15 + 27/28 as a fraction

Add 80/15 and 27/28

1^st number: 5 5/15, 2^nd number: 27/28

80/15 + 27/28 is 529/84.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 15 × 28 = 420,
80/15 = 80 × 28/15 × 28 = 2240/420
Likewise, for the 2nd fraction, since 28 × 15 = 420,
27/28 = 27 × 15/28 × 15 = 405/420
Add the two like fractions:
2240/420 + 405/420 = 2240 + 405/420 = 2645/420
2645/420 simplified gives 529/84
So, 80/15 + 27/28 = 529/84
In mixed form: 625/84

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