Add 40/81 and 72/16
1st number: 40/81, 2nd number: 4 8/16
40/81 + 72/16 is 809/162.
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,
40/81 = 40 × 16/81 × 16 = 640/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
72/16 = 72 × 81/16 × 81 = 5832/1296 - Add the two like fractions:
640/1296 + 5832/1296 = 640 + 5832/1296 = 6472/1296 - 6472/1296 simplified gives 809/162
- So, 40/81 + 72/16 = 809/162
In mixed form: 4161/162
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