Add 84/15 and 4/12, Solve 5 9/15 + 4/12 as a fraction

Add 84/15 and 4/12

1^st number: 5 9/15, 2^nd number: 4/12

84/15 + 4/12 is 89/15.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 15 × 4 = 60,
84/15 = 84 × 4/15 × 4 = 336/60
Likewise, for the 2nd fraction, since 12 × 5 = 60,
4/12 = 4 × 5/12 × 5 = 20/60
Add the two like fractions:
336/60 + 20/60 = 336 + 20/60 = 356/60
356/60 simplified gives 89/15
So, 84/15 + 4/12 = 89/15
In mixed form: 514/15

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