Add 84/81 and 75/10
1st number: 1 3/81, 2nd number: 7 5/10
84/81 + 75/10 is 461/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
84/81 = 84 × 10/81 × 10 = 840/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
75/10 = 75 × 81/10 × 81 = 6075/810 - Add the two like fractions:
840/810 + 6075/810 = 840 + 6075/810 = 6915/810 - 6915/810 simplified gives 461/54
- So, 84/81 + 75/10 = 461/54
In mixed form: 829/54
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