Answers

Add 90/81 and 14/63

1^st number: 1 9/81, 2^nd number: 14/63

90/81 + 14/63 is 4/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 63 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 81 × 7 = 567,
   90/81 = 90 × 7/81 × 7 = 630/567
3. Likewise, for the 2nd fraction, since 63 × 9 = 567,
   14/63 = 14 × 9/63 × 9 = 126/567
4. Add the two like fractions:
   630/567 + 126/567 = 630 + 126/567 = 756/567
5. 756/567 simplified gives 4/3
6. So, 90/81 + 14/63 = 4/3
   In mixed form: 11/3

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