Add 20/75 and 25/7, Solve 20/75 + 3 4/7 as a fraction

Add 20/75 and 25/7

1^st number: 20/75, 2^nd number: 3 4/7

20/75 + 25/7 is 403/105.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 7 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 75 × 7 = 525,
20/75 = 20 × 7/75 × 7 = 140/525
Likewise, for the 2nd fraction, since 7 × 75 = 525,
25/7 = 25 × 75/7 × 75 = 1875/525
Add the two like fractions:
140/525 + 1875/525 = 140 + 1875/525 = 2015/525
2015/525 simplified gives 403/105
So, 20/75 + 25/7 = 403/105
In mixed form: 388/105

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