Add 20/25 and 80/7, Solve 20/25 + 11 3/7 as a fraction

Add 20/25 and 80/7

1^st number: 20/25, 2^nd number: 11 3/7

20/25 + 80/7 is 428/35.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175

Next, find the equivalent fraction of both fractional numbers with denominator 175
For the 1st fraction, since 25 × 7 = 175,
20/25 = 20 × 7/25 × 7 = 140/175
Likewise, for the 2nd fraction, since 7 × 25 = 175,
80/7 = 80 × 25/7 × 25 = 2000/175
Add the two like fractions:
140/175 + 2000/175 = 140 + 2000/175 = 2140/175
2140/175 simplified gives 428/35
So, 20/25 + 80/7 = 428/35
In mixed form: 128/35

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