Add 18/4 and 3/81
1st number: 4 2/4, 2nd number: 3/81
18/4 + 3/81 is 245/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
18/4 = 18 × 81/4 × 81 = 1458/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
3/81 = 3 × 4/81 × 4 = 12/324 - Add the two like fractions:
1458/324 + 12/324 = 1458 + 12/324 = 1470/324 - 1470/324 simplified gives 245/54
- So, 18/4 + 3/81 = 245/54
In mixed form: 429/54
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