Add 16/81 and 7/4
1st number: 16/81, 2nd number: 1 3/4
16/81 + 7/4 is 631/324.
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,
16/81 = 16 × 4/81 × 4 = 64/324 - Likewise, for the 2nd fraction, since 4 × 81 = 324,
7/4 = 7 × 81/4 × 81 = 567/324 - Add the two like fractions:
64/324 + 567/324 = 64 + 567/324 = 631/324 - So, 16/81 + 7/4 = 631/324
In mixed form: 1307/324
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