Add 24/81 and 5/15
24/81 + 5/15 is 17/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 15 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 81 × 5 = 405,
24/81 = 24 × 5/81 × 5 = 120/405 - Likewise, for the 2nd fraction, since 15 × 27 = 405,
5/15 = 5 × 27/15 × 27 = 135/405 - Add the two like fractions:
120/405 + 135/405 = 120 + 135/405 = 255/405 - 255/405 simplified gives 17/27
- So, 24/81 + 5/15 = 17/27
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