Answers

Add 21/24 and 90/80

1^st number: 21/24, 2^nd number: 1 10/80

21/24 + 90/80 is 2/1.

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,
   21/24 = 21 × 10/24 × 10 = 210/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   90/80 = 90 × 3/80 × 3 = 270/240
4. Add the two like fractions:
   210/240 + 270/240 = 210 + 270/240 = 480/240
5. 480/240 simplified gives 2/1
6. So, 21/24 + 90/80 = 2/1

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