Answers

Add 90/24 and 80/30

1^st number: 3 18/24, 2^nd number: 2 20/30

90/24 + 80/30 is 77/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 30 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 30 × 4 = 120,
   80/30 = 80 × 4/30 × 4 = 320/120
4. Add the two like fractions:
   450/120 + 320/120 = 450 + 320/120 = 770/120
5. 770/120 simplified gives 77/12
6. So, 90/24 + 80/30 = 77/12
   In mixed form: 65/12

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