Answers

Add 24/90 and 81/80

1^st number: 24/90, 2^nd number: 1 1/80

24/90 + 81/80 is 307/240.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   24/90 = 24 × 8/90 × 8 = 192/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   81/80 = 81 × 9/80 × 9 = 729/720
4. Add the two like fractions:
   192/720 + 729/720 = 192 + 729/720 = 921/720
5. 921/720 simplified gives 307/240
6. So, 24/90 + 81/80 = 307/240
   In mixed form: 167/240

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