Add 30/15 and 21/75
1st number: 2 0/15, 2nd number: 21/75
30/15 + 21/75 is 57/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 75 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
30/15 = 30 × 5/15 × 5 = 150/75 - Likewise, for the 2nd fraction, since 75 × 1 = 75,
21/75 = 21 × 1/75 × 1 = 21/75 - Add the two like fractions:
150/75 + 21/75 = 150 + 21/75 = 171/75 - 171/75 simplified gives 57/25
- So, 30/15 + 21/75 = 57/25
In mixed form: 27/25
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