Answers

Add 90/24 and 15/80

1^st number: 3 18/24, 2^nd number: 15/80

90/24 + 15/80 is 63/16.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 24 × 10 = 240,
   90/24 = 90 × 10/24 × 10 = 900/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   15/80 = 15 × 3/80 × 3 = 45/240
4. Add the two like fractions:
   900/240 + 45/240 = 900 + 45/240 = 945/240
5. 945/240 simplified gives 63/16
6. So, 90/24 + 15/80 = 63/16
   In mixed form: 315/16

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