Add 75/7 and 12/81
1st number: 10 5/7, 2nd number: 12/81
75/7 + 12/81 is 2053/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 7 × 81 = 567,
75/7 = 75 × 81/7 × 81 = 6075/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
12/81 = 12 × 7/81 × 7 = 84/567 - Add the two like fractions:
6075/567 + 84/567 = 6075 + 84/567 = 6159/567 - 6159/567 simplified gives 2053/189
- So, 75/7 + 12/81 = 2053/189
In mixed form: 10163/189
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