Answers

Add 98/30 and 72/90

1^st number: 3 8/30, 2^nd number: 72/90

98/30 + 72/90 is 61/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 30 × 3 = 90,
   98/30 = 98 × 3/30 × 3 = 294/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   72/90 = 72 × 1/90 × 1 = 72/90
4. Add the two like fractions:
   294/90 + 72/90 = 294 + 72/90 = 366/90
5. 366/90 simplified gives 61/15
6. So, 98/30 + 72/90 = 61/15
   In mixed form: 41/15

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