Add 72/35 and 90/63, Solve 2 2/35 + 1 27/63 as a fraction

Add 72/35 and 90/63

1^st number: 2 2/35, 2^nd number: 1 27/63

72/35 + 90/63 is 122/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
72/35 = 72 × 9/35 × 9 = 648/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315
Add the two like fractions:
648/315 + 450/315 = 648 + 450/315 = 1098/315
1098/315 simplified gives 122/35
So, 72/35 + 90/63 = 122/35
In mixed form: 317/35

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