Add 32/21 and 75/81
1st number: 1 11/21, 2nd number: 75/81
32/21 + 75/81 is 463/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 21 × 27 = 567,
32/21 = 32 × 27/21 × 27 = 864/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
75/81 = 75 × 7/81 × 7 = 525/567 - Add the two like fractions:
864/567 + 525/567 = 864 + 525/567 = 1389/567 - 1389/567 simplified gives 463/189
- So, 32/21 + 75/81 = 463/189
In mixed form: 285/189
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