Add 9/12 and 72/35, Solve 9/12 + 2 2/35 as a fraction

Add 9/12 and 72/35

1^st number: 9/12, 2^nd number: 2 2/35

9/12 + 72/35 is 393/140.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
9/12 = 9 × 35/12 × 35 = 315/420
Likewise, for the 2nd fraction, since 35 × 12 = 420,
72/35 = 72 × 12/35 × 12 = 864/420
Add the two like fractions:
315/420 + 864/420 = 315 + 864/420 = 1179/420
1179/420 simplified gives 393/140
So, 9/12 + 72/35 = 393/140
In mixed form: 2113/140

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