Add 12/72 and 60/42, Solve 12/72 + 1 18/42 as a fraction

Add 12/72 and 60/42

1^st number: 12/72, 2^nd number: 1 18/42

12/72 + 60/42 is 67/42.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 72 × 7 = 504,
12/72 = 12 × 7/72 × 7 = 84/504
Likewise, for the 2nd fraction, since 42 × 12 = 504,
60/42 = 60 × 12/42 × 12 = 720/504
Add the two like fractions:
84/504 + 720/504 = 84 + 720/504 = 804/504
804/504 simplified gives 67/42
So, 12/72 + 60/42 = 67/42
In mixed form: 125/42

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