Add 30/25 and 21/7, Solve 1 5/25 + 3 0/7 as a fraction

Add 30/25 and 21/7

1^st number: 1 5/25, 2^nd number: 3 0/7

30/25 + 21/7 is 21/5.

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,
30/25 = 30 × 7/25 × 7 = 210/175
Likewise, for the 2nd fraction, since 7 × 25 = 175,
21/7 = 21 × 25/7 × 25 = 525/175
Add the two like fractions:
210/175 + 525/175 = 210 + 525/175 = 735/175
735/175 simplified gives 21/5
So, 30/25 + 21/7 = 21/5
In mixed form: 41/5

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