Add 30/16 and 80/81
1st number: 1 14/16, 2nd number: 80/81
30/16 + 80/81 is 1855/648.
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,
30/16 = 30 × 81/16 × 81 = 2430/1296 - Likewise, for the 2nd fraction, since 81 × 16 = 1296,
80/81 = 80 × 16/81 × 16 = 1280/1296 - Add the two like fractions:
2430/1296 + 1280/1296 = 2430 + 1280/1296 = 3710/1296 - 3710/1296 simplified gives 1855/648
- So, 30/16 + 80/81 = 1855/648
In mixed form: 2559/648
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