Add 15/75 and 21/9
1st number: 15/75, 2nd number: 2 3/9
15/75 + 21/9 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
15/75 = 15 × 3/75 × 3 = 45/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
21/9 = 21 × 25/9 × 25 = 525/225 - Add the two like fractions:
45/225 + 525/225 = 45 + 525/225 = 570/225 - 570/225 simplified gives 38/15
- So, 15/75 + 21/9 = 38/15
In mixed form: 28/15
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