Add 80/15 and 36/81
1st number: 5 5/15, 2nd number: 36/81
80/15 + 36/81 is 52/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 15 × 27 = 405,
80/15 = 80 × 27/15 × 27 = 2160/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
36/81 = 36 × 5/81 × 5 = 180/405 - Add the two like fractions:
2160/405 + 180/405 = 2160 + 180/405 = 2340/405 - 2340/405 simplified gives 52/9
- So, 80/15 + 36/81 = 52/9
In mixed form: 57/9
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