Add 25/42 and 30/15, Solve 25/42 + 2 0/15 as a fraction

Add 25/42 and 30/15

1^st number: 25/42, 2^nd number: 2 0/15

25/42 + 30/15 is 109/42.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
25/42 = 25 × 5/42 × 5 = 125/210
Likewise, for the 2nd fraction, since 15 × 14 = 210,
30/15 = 30 × 14/15 × 14 = 420/210
Add the two like fractions:
125/210 + 420/210 = 125 + 420/210 = 545/210
545/210 simplified gives 109/42
So, 25/42 + 30/15 = 109/42
In mixed form: 225/42

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