Add 15/27 and 90/35, Solve 15/27 + 2 20/35 as a fraction

Add 15/27 and 90/35

1^st number: 15/27, 2^nd number: 2 20/35

15/27 + 90/35 is 197/63.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 35 is 945

Next, find the equivalent fraction of both fractional numbers with denominator 945
For the 1st fraction, since 27 × 35 = 945,
15/27 = 15 × 35/27 × 35 = 525/945
Likewise, for the 2nd fraction, since 35 × 27 = 945,
90/35 = 90 × 27/35 × 27 = 2430/945
Add the two like fractions:
525/945 + 2430/945 = 525 + 2430/945 = 2955/945
2955/945 simplified gives 197/63
So, 15/27 + 90/35 = 197/63
In mixed form: 38/63

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