Add 42/84 and 90/42, Solve 42/84 + 2 6/42 as a fraction

Add 42/84 and 90/42

1^st number: 42/84, 2^nd number: 2 6/42

42/84 + 90/42 is 37/14.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 42 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 84 × 1 = 84,
42/84 = 42 × 1/84 × 1 = 42/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
90/42 = 90 × 2/42 × 2 = 180/84
Add the two like fractions:
42/84 + 180/84 = 42 + 180/84 = 222/84
222/84 simplified gives 37/14
So, 42/84 + 90/42 = 37/14
In mixed form: 29/14

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