Add 3/15 and 12/25
3/15 + 12/25 is 17/25.
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,
3/15 = 3 × 5/15 × 5 = 15/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
12/25 = 12 × 3/25 × 3 = 36/75 - Add the two like fractions:
15/75 + 36/75 = 15 + 36/75 = 51/75 - 51/75 simplified gives 17/25
- So, 3/15 + 12/25 = 17/25
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