Answers

Add 90/81 and 30/35

1^st number: 1 9/81, 2^nd number: 30/35

90/81 + 30/35 is 124/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 35 is 2835
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2835
2. For the 1st fraction, since 81 × 35 = 2835,
   90/81 = 90 × 35/81 × 35 = 3150/2835
3. Likewise, for the 2nd fraction, since 35 × 81 = 2835,
   30/35 = 30 × 81/35 × 81 = 2430/2835
4. Add the two like fractions:
   3150/2835 + 2430/2835 = 3150 + 2430/2835 = 5580/2835
5. 5580/2835 simplified gives 124/63
6. So, 90/81 + 30/35 = 124/63
   In mixed form: 161/63

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