Add 25/7 and 20/30, Solve 3 4/7 + 20/30 as a fraction

Add 25/7 and 20/30

1^st number: 3 4/7, 2^nd number: 20/30

25/7 + 20/30 is 89/21.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 7 × 30 = 210,
25/7 = 25 × 30/7 × 30 = 750/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
20/30 = 20 × 7/30 × 7 = 140/210
Add the two like fractions:
750/210 + 140/210 = 750 + 140/210 = 890/210
890/210 simplified gives 89/21
So, 25/7 + 20/30 = 89/21
In mixed form: 45/21

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