Add 16/7 and 54/81
1st number: 2 2/7, 2nd number: 54/81
16/7 + 54/81 is 62/21.
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,
16/7 = 16 × 81/7 × 81 = 1296/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
54/81 = 54 × 7/81 × 7 = 378/567 - Add the two like fractions:
1296/567 + 378/567 = 1296 + 378/567 = 1674/567 - 1674/567 simplified gives 62/21
- So, 16/7 + 54/81 = 62/21
In mixed form: 220/21
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