Add 90/42 and 21/14, Solve 2 6/42 + 1 7/14 as a fraction

Add 90/42 and 21/14

1^st number: 2 6/42, 2^nd number: 1 7/14

90/42 + 21/14 is 51/14.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 42 × 1 = 42,
90/42 = 90 × 1/42 × 1 = 90/42
Likewise, for the 2nd fraction, since 14 × 3 = 42,
21/14 = 21 × 3/14 × 3 = 63/42
Add the two like fractions:
90/42 + 63/42 = 90 + 63/42 = 153/42
153/42 simplified gives 51/14
So, 90/42 + 21/14 = 51/14
In mixed form: 39/14

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