Add 6/18 and 90/35, Solve 6/18 + 2 20/35 as a fraction

Add 6/18 and 90/35

1^st number: 6/18, 2^nd number: 2 20/35

6/18 + 90/35 is 61/21.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 18 × 35 = 630,
6/18 = 6 × 35/18 × 35 = 210/630
Likewise, for the 2nd fraction, since 35 × 18 = 630,
90/35 = 90 × 18/35 × 18 = 1620/630
Add the two like fractions:
210/630 + 1620/630 = 210 + 1620/630 = 1830/630
1830/630 simplified gives 61/21
So, 6/18 + 90/35 = 61/21
In mixed form: 219/21

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