Add 1/81 and 20/16
1st number: 1/81, 2nd number: 1 4/16
1/81 + 20/16 is 409/324.
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,
1/81 = 1 × 16/81 × 16 = 16/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
20/16 = 20 × 81/16 × 81 = 1620/1296 - Add the two like fractions:
16/1296 + 1620/1296 = 16 + 1620/1296 = 1636/1296 - 1636/1296 simplified gives 409/324
- So, 1/81 + 20/16 = 409/324
In mixed form: 185/324
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