Add 28/7 and 3/81, Solve 4 0/7 + 3/81 as a fraction

Add 28/7 and 3/81

1^st number: 4 0/7, 2^nd number: 3/81

28/7 + 3/81 is 109/27.

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,
28/7 = 28 × 81/7 × 81 = 2268/567
Likewise, for the 2nd fraction, since 81 × 7 = 567,
3/81 = 3 × 7/81 × 7 = 21/567
Add the two like fractions:
2268/567 + 21/567 = 2268 + 21/567 = 2289/567
2289/567 simplified gives 109/27
So, 28/7 + 3/81 = 109/27
In mixed form: 41/27

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