Add 8/16 and 18/81
8/16 + 18/81 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 81 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 16 × 81 = 1296,
8/16 = 8 × 81/16 × 81 = 648/1296 - Likewise, for the 2nd fraction, since 81 × 16 = 1296,
18/81 = 18 × 16/81 × 16 = 288/1296 - Add the two like fractions:
648/1296 + 288/1296 = 648 + 288/1296 = 936/1296 - 936/1296 simplified gives 13/18
- So, 8/16 + 18/81 = 13/18
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