Answers

Add 20/24 and 90/54

1^st number: 20/24, 2^nd number: 1 36/54

20/24 + 90/54 is 5/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 24 × 9 = 216,
   20/24 = 20 × 9/24 × 9 = 180/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   90/54 = 90 × 4/54 × 4 = 360/216
4. Add the two like fractions:
   180/216 + 360/216 = 180 + 360/216 = 540/216
5. 540/216 simplified gives 5/2
6. So, 20/24 + 90/54 = 5/2
   In mixed form: 21/2

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