Add 98/21 and 1/81, Solve 4 14/21 + 1/81 as a fraction

Add 98/21 and 1/81

1^st number: 4 14/21, 2^nd number: 1/81

98/21 + 1/81 is 379/81.

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,
98/21 = 98 × 27/21 × 27 = 2646/567
Likewise, for the 2nd fraction, since 81 × 7 = 567,
1/81 = 1 × 7/81 × 7 = 7/567
Add the two like fractions:
2646/567 + 7/567 = 2646 + 7/567 = 2653/567
2653/567 simplified gives 379/81
So, 98/21 + 1/81 = 379/81
In mixed form: 455/81

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