Add 98/18 and 28/81
1st number: 5 8/18, 2nd number: 28/81
98/18 + 28/81 is 469/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 18 × 9 = 162,
98/18 = 98 × 9/18 × 9 = 882/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
28/81 = 28 × 2/81 × 2 = 56/162 - Add the two like fractions:
882/162 + 56/162 = 882 + 56/162 = 938/162 - 938/162 simplified gives 469/81
- So, 98/18 + 28/81 = 469/81
In mixed form: 564/81
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