Add 18/81 and 70/4
1st number: 18/81, 2nd number: 17 2/4
18/81 + 70/4 is 319/18.
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,
18/81 = 18 × 4/81 × 4 = 72/324 - Likewise, for the 2nd fraction, since 4 × 81 = 324,
70/4 = 70 × 81/4 × 81 = 5670/324 - Add the two like fractions:
72/324 + 5670/324 = 72 + 5670/324 = 5742/324 - 5742/324 simplified gives 319/18
- So, 18/81 + 70/4 = 319/18
In mixed form: 1713/18
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