Add 3/42 and 80/60, Solve 3/42 + 1 20/60 as a fraction

Add 3/42 and 80/60

1^st number: 3/42, 2^nd number: 1 20/60

3/42 + 80/60 is 59/42.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 42 × 10 = 420,
3/42 = 3 × 10/42 × 10 = 30/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
80/60 = 80 × 7/60 × 7 = 560/420
Add the two like fractions:
30/420 + 560/420 = 30 + 560/420 = 590/420
590/420 simplified gives 59/42
So, 3/42 + 80/60 = 59/42
In mixed form: 117/42

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