Add 81/42 and 14/60, Solve 1 39/42 + 14/60 as a fraction

Add 81/42 and 14/60

1^st number: 1 39/42, 2^nd number: 14/60

81/42 + 14/60 is 227/105.

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,
81/42 = 81 × 10/42 × 10 = 810/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
14/60 = 14 × 7/60 × 7 = 98/420
Add the two like fractions:
810/420 + 98/420 = 810 + 98/420 = 908/420
908/420 simplified gives 227/105
So, 81/42 + 14/60 = 227/105
In mixed form: 217/105

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