Add 9/81 and 4/16
9/81 + 4/16 is 13/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 16 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 81 × 16 = 1296,
9/81 = 9 × 16/81 × 16 = 144/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
4/16 = 4 × 81/16 × 81 = 324/1296 - Add the two like fractions:
144/1296 + 324/1296 = 144 + 324/1296 = 468/1296 - 468/1296 simplified gives 13/36
- So, 9/81 + 4/16 = 13/36
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