Add 90/35 and 28/9, Solve 2 20/35 + 3 1/9 as a fraction

Add 90/35 and 28/9

1^st number: 2 20/35, 2^nd number: 3 1/9

90/35 + 28/9 is 358/63.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
90/35 = 90 × 9/35 × 9 = 810/315
Likewise, for the 2nd fraction, since 9 × 35 = 315,
28/9 = 28 × 35/9 × 35 = 980/315
Add the two like fractions:
810/315 + 980/315 = 810 + 980/315 = 1790/315
1790/315 simplified gives 358/63
So, 90/35 + 28/9 = 358/63
In mixed form: 543/63

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