Add 80/60 and 35/84, Solve 1 20/60 + 35/84 as a fraction

Add 80/60 and 35/84

1^st number: 1 20/60, 2^nd number: 35/84

80/60 + 35/84 is 7/4.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
80/60 = 80 × 7/60 × 7 = 560/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
35/84 = 35 × 5/84 × 5 = 175/420
Add the two like fractions:
560/420 + 175/420 = 560 + 175/420 = 735/420
735/420 simplified gives 7/4
So, 80/60 + 35/84 = 7/4
In mixed form: 13/4

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