Add 5/8 and 90/42, Solve 5/8 + 2 6/42 as a fraction

Add 5/8 and 90/42

1^st number: 5/8, 2^nd number: 2 6/42

5/8 + 90/42 is 155/56.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 8 × 21 = 168,
5/8 = 5 × 21/8 × 21 = 105/168
Likewise, for the 2nd fraction, since 42 × 4 = 168,
90/42 = 90 × 4/42 × 4 = 360/168
Add the two like fractions:
105/168 + 360/168 = 105 + 360/168 = 465/168
465/168 simplified gives 155/56
So, 5/8 + 90/42 = 155/56
In mixed form: 243/56

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