Add 3/81 and 14/7
1st number: 3/81, 2nd number: 2 0/7
3/81 + 14/7 is 55/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 7 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 81 × 7 = 567,
3/81 = 3 × 7/81 × 7 = 21/567 - Likewise, for the 2nd fraction, since 7 × 81 = 567,
14/7 = 14 × 81/7 × 81 = 1134/567 - Add the two like fractions:
21/567 + 1134/567 = 21 + 1134/567 = 1155/567 - 1155/567 simplified gives 55/27
- So, 3/81 + 14/7 = 55/27
In mixed form: 21/27
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