Add 20/15 and 2/84, Solve 1 5/15 + 2/84 as a fraction

Add 20/15 and 2/84

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

20/15 + 2/84 is 19/14.

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,
20/15 = 20 × 28/15 × 28 = 560/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
2/84 = 2 × 5/84 × 5 = 10/420
Add the two like fractions:
560/420 + 10/420 = 560 + 10/420 = 570/420
570/420 simplified gives 19/14
So, 20/15 + 2/84 = 19/14
In mixed form: 15/14

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