Add 6/81 and 1/45
6/81 + 1/45 is 13/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 45 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 81 × 5 = 405,
6/81 = 6 × 5/81 × 5 = 30/405 - Likewise, for the 2nd fraction, since 45 × 9 = 405,
1/45 = 1 × 9/45 × 9 = 9/405 - Add the two like fractions:
30/405 + 9/405 = 30 + 9/405 = 39/405 - 39/405 simplified gives 13/135
- So, 6/81 + 1/45 = 13/135
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