Answers

Add 98/15 and 84/90

1^st number: 6 8/15, 2^nd number: 84/90

98/15 + 84/90 is 112/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 15 × 6 = 90,
   98/15 = 98 × 6/15 × 6 = 588/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   84/90 = 84 × 1/90 × 1 = 84/90
4. Add the two like fractions:
   588/90 + 84/90 = 588 + 84/90 = 672/90
5. 672/90 simplified gives 112/15
6. So, 98/15 + 84/90 = 112/15
   In mixed form: 77/15

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