Add 84/80 and 50/84, Solve 1 4/80 + 50/84 as a fraction

Add 84/80 and 50/84

1^st number: 1 4/80, 2^nd number: 50/84

84/80 + 50/84 is 691/420.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 84 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 80 × 21 = 1680,
84/80 = 84 × 21/80 × 21 = 1764/1680
Likewise, for the 2nd fraction, since 84 × 20 = 1680,
50/84 = 50 × 20/84 × 20 = 1000/1680
Add the two like fractions:
1764/1680 + 1000/1680 = 1764 + 1000/1680 = 2764/1680
2764/1680 simplified gives 691/420
So, 84/80 + 50/84 = 691/420
In mixed form: 1271/420

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