Add 60/42 and 72/56, Solve 1 18/42 + 1 16/56 as a fraction

Add 60/42 and 72/56

1^st number: 1 18/42, 2^nd number: 1 16/56

60/42 + 72/56 is 19/7.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 42 × 4 = 168,
60/42 = 60 × 4/42 × 4 = 240/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
72/56 = 72 × 3/56 × 3 = 216/168
Add the two like fractions:
240/168 + 216/168 = 240 + 216/168 = 456/168
456/168 simplified gives 19/7
So, 60/42 + 72/56 = 19/7
In mixed form: 25/7

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