Add 90/35 and 21/36, Solve 2 20/35 + 21/36 as a fraction

Add 90/35 and 21/36

1^st number: 2 20/35, 2^nd number: 21/36

90/35 + 21/36 is 265/84.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 36 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 35 × 36 = 1260,
90/35 = 90 × 36/35 × 36 = 3240/1260
Likewise, for the 2nd fraction, since 36 × 35 = 1260,
21/36 = 21 × 35/36 × 35 = 735/1260
Add the two like fractions:
3240/1260 + 735/1260 = 3240 + 735/1260 = 3975/1260
3975/1260 simplified gives 265/84
So, 90/35 + 21/36 = 265/84
In mixed form: 313/84

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