Add 7/84 and 50/30, Solve 7/84 + 1 20/30 as a fraction

Add 7/84 and 50/30

1^st number: 7/84, 2^nd number: 1 20/30

7/84 + 50/30 is 7/4.

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,
7/84 = 7 × 5/84 × 5 = 35/420
Likewise, for the 2nd fraction, since 30 × 14 = 420,
50/30 = 50 × 14/30 × 14 = 700/420
Add the two like fractions:
35/420 + 700/420 = 35 + 700/420 = 735/420
735/420 simplified gives 7/4
So, 7/84 + 50/30 = 7/4
In mixed form: 13/4

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