Add 84/45 and 14/84, Solve 1 39/45 + 14/84 as a fraction

Add 84/45 and 14/84

1^st number: 1 39/45, 2^nd number: 14/84

84/45 + 14/84 is 61/30.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 45 × 28 = 1260,
84/45 = 84 × 28/45 × 28 = 2352/1260
Likewise, for the 2nd fraction, since 84 × 15 = 1260,
14/84 = 14 × 15/84 × 15 = 210/1260
Add the two like fractions:
2352/1260 + 210/1260 = 2352 + 210/1260 = 2562/1260
2562/1260 simplified gives 61/30
So, 84/45 + 14/84 = 61/30
In mixed form: 21/30

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