Answers

Add 45/24 and 90/30

1^st number: 1 21/24, 2^nd number: 3 0/30

45/24 + 90/30 is 39/8.

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,
   45/24 = 45 × 5/24 × 5 = 225/120
3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
   90/30 = 90 × 4/30 × 4 = 360/120
4. Add the two like fractions:
   225/120 + 360/120 = 225 + 360/120 = 585/120
5. 585/120 simplified gives 39/8
6. So, 45/24 + 90/30 = 39/8
   In mixed form: 47/8

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