Add 15/45 and 60/81
15/45 + 60/81 is 29/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 45 × 9 = 405,
15/45 = 15 × 9/45 × 9 = 135/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
60/81 = 60 × 5/81 × 5 = 300/405 - Add the two like fractions:
135/405 + 300/405 = 135 + 300/405 = 435/405 - 435/405 simplified gives 29/27
- So, 15/45 + 60/81 = 29/27
In mixed form: 12/27
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