Add 40/81 and 18/4
1st number: 40/81, 2nd number: 4 2/4
40/81 + 18/4 is 809/162.
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,
40/81 = 40 × 4/81 × 4 = 160/324 - Likewise, for the 2nd fraction, since 4 × 81 = 324,
18/4 = 18 × 81/4 × 81 = 1458/324 - Add the two like fractions:
160/324 + 1458/324 = 160 + 1458/324 = 1618/324 - 1618/324 simplified gives 809/162
- So, 40/81 + 18/4 = 809/162
In mixed form: 4161/162
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