Add 90/56 and 27/42, Solve 1 34/56 + 27/42 as a fraction

Add 90/56 and 27/42

1^st number: 1 34/56, 2^nd number: 27/42

90/56 + 27/42 is 9/4.

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

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
90/56 = 90 × 3/56 × 3 = 270/168
Likewise, for the 2nd fraction, since 42 × 4 = 168,
27/42 = 27 × 4/42 × 4 = 108/168
Add the two like fractions:
270/168 + 108/168 = 270 + 108/168 = 378/168
378/168 simplified gives 9/4
So, 90/56 + 27/42 = 9/4
In mixed form: 21/4

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