Add 21/81 and 14/4
1st number: 21/81, 2nd number: 3 2/4
21/81 + 14/4 is 203/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 4 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
21/81 = 21 × 4/81 × 4 = 84/324 - Likewise, for the 2nd fraction, since 4 × 81 = 324,
14/4 = 14 × 81/4 × 81 = 1134/324 - Add the two like fractions:
84/324 + 1134/324 = 84 + 1134/324 = 1218/324 - 1218/324 simplified gives 203/54
- So, 21/81 + 14/4 = 203/54
In mixed form: 341/54
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