Add 16/15 and 21/25
1st number: 1 1/15, 2nd number: 21/25
16/15 + 21/25 is 143/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
16/15 = 16 × 5/15 × 5 = 80/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
21/25 = 21 × 3/25 × 3 = 63/75 - Add the two like fractions:
80/75 + 63/75 = 80 + 63/75 = 143/75 - So, 16/15 + 21/25 = 143/75
In mixed form: 168/75
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