Answers

Add 90/24 and 70/15

1^st number: 3 18/24, 2^nd number: 4 10/15

90/24 + 70/15 is 101/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 15 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 24 × 5 = 120,
   90/24 = 90 × 5/24 × 5 = 450/120
3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
   70/15 = 70 × 8/15 × 8 = 560/120
4. Add the two like fractions:
   450/120 + 560/120 = 450 + 560/120 = 1010/120
5. 1010/120 simplified gives 101/12
6. So, 90/24 + 70/15 = 101/12
   In mixed form: 85/12

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