Add 25/42 and 20/30, Solve 25/42 + 20/30 as a fraction

Add 25/42 and 20/30

25/42 + 20/30 is 53/42.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 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 30 × 7 = 210,
20/30 = 20 × 7/30 × 7 = 140/210
Add the two like fractions:
125/210 + 140/210 = 125 + 140/210 = 265/210
265/210 simplified gives 53/42
So, 25/42 + 20/30 = 53/42
In mixed form: 111/42

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