Add 50/84 and 80/30, Solve 50/84 + 2 20/30 as a fraction

Add 50/84 and 80/30

1^st number: 50/84, 2^nd number: 2 20/30

50/84 + 80/30 is 137/42.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
50/84 = 50 × 5/84 × 5 = 250/420
Likewise, for the 2nd fraction, since 30 × 14 = 420,
80/30 = 80 × 14/30 × 14 = 1120/420
Add the two like fractions:
250/420 + 1120/420 = 250 + 1120/420 = 1370/420
1370/420 simplified gives 137/42
So, 50/84 + 80/30 = 137/42
In mixed form: 311/42

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