Add 30/10 and 4/81
1st number: 3 0/10, 2nd number: 4/81
30/10 + 4/81 is 247/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
30/10 = 30 × 81/10 × 81 = 2430/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
4/81 = 4 × 10/81 × 10 = 40/810 - Add the two like fractions:
2430/810 + 40/810 = 2430 + 40/810 = 2470/810 - 2470/810 simplified gives 247/81
- So, 30/10 + 4/81 = 247/81
In mixed form: 34/81
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