Add 21/9 and 15/25
1st number: 2 3/9, 2nd number: 15/25
21/9 + 15/25 is 44/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
21/9 = 21 × 25/9 × 25 = 525/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
15/25 = 15 × 9/25 × 9 = 135/225 - Add the two like fractions:
525/225 + 135/225 = 525 + 135/225 = 660/225 - 660/225 simplified gives 44/15
- So, 21/9 + 15/25 = 44/15
In mixed form: 214/15
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