Add 35/15 and 28/63, Solve 2 5/15 + 28/63 as a fraction

Add 35/15 and 28/63

1^st number: 2 5/15, 2^nd number: 28/63

35/15 + 28/63 is 25/9.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 15 × 21 = 315,
35/15 = 35 × 21/15 × 21 = 735/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
28/63 = 28 × 5/63 × 5 = 140/315
Add the two like fractions:
735/315 + 140/315 = 735 + 140/315 = 875/315
875/315 simplified gives 25/9
So, 35/15 + 28/63 = 25/9
In mixed form: 27/9

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