Answers

Add 90/81 and 6/49

1^st number: 1 9/81, 2^nd number: 6/49

90/81 + 6/49 is 544/441.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 49 is 3969
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3969
2. For the 1st fraction, since 81 × 49 = 3969,
   90/81 = 90 × 49/81 × 49 = 4410/3969
3. Likewise, for the 2nd fraction, since 49 × 81 = 3969,
   6/49 = 6 × 81/49 × 81 = 486/3969
4. Add the two like fractions:
   4410/3969 + 486/3969 = 4410 + 486/3969 = 4896/3969
5. 4896/3969 simplified gives 544/441
6. So, 90/81 + 6/49 = 544/441
   In mixed form: 1103/441

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