Add 6/8 and 40/81
6/8 + 40/81 is 403/324.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 8 × 81 = 648,
6/8 = 6 × 81/8 × 81 = 486/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
40/81 = 40 × 8/81 × 8 = 320/648 - Add the two like fractions:
486/648 + 320/648 = 486 + 320/648 = 806/648 - 806/648 simplified gives 403/324
- So, 6/8 + 40/81 = 403/324
In mixed form: 179/324
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