Answers

Add 90/60 and 81/24

1^st number: 1 30/60, 2^nd number: 3 9/24

90/60 + 81/24 is 39/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 24 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 60 × 2 = 120,
   90/60 = 90 × 2/60 × 2 = 180/120
3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
   81/24 = 81 × 5/24 × 5 = 405/120
4. Add the two like fractions:
   180/120 + 405/120 = 180 + 405/120 = 585/120
5. 585/120 simplified gives 39/8
6. So, 90/60 + 81/24 = 39/8
   In mixed form: 47/8

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