Add 90/35 and 16/84, Solve 2 20/35 + 16/84 as a fraction

Add 90/35 and 16/84

1^st number: 2 20/35, 2^nd number: 16/84

90/35 + 16/84 is 58/21.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
90/35 = 90 × 12/35 × 12 = 1080/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
16/84 = 16 × 5/84 × 5 = 80/420
Add the two like fractions:
1080/420 + 80/420 = 1080 + 80/420 = 1160/420
1160/420 simplified gives 58/21
So, 90/35 + 16/84 = 58/21
In mixed form: 216/21

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