Answers

Add 90/30 and 2/81

1^st number: 3 0/30, 2^nd number: 2/81

90/30 + 2/81 is 245/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 81 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 30 × 27 = 810,
   90/30 = 90 × 27/30 × 27 = 2430/810
3. Likewise, for the 2nd fraction, since 81 × 10 = 810,
   2/81 = 2 × 10/81 × 10 = 20/810
4. Add the two like fractions:
   2430/810 + 20/810 = 2430 + 20/810 = 2450/810
5. 2450/810 simplified gives 245/81
6. So, 90/30 + 2/81 = 245/81
   In mixed form: 32/81

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