Answers

Add 90/72 and 27/24

1^st number: 1 18/72, 2^nd number: 1 3/24

90/72 + 27/24 is 19/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 24 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   90/72 = 90 × 1/72 × 1 = 90/72
3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
   27/24 = 27 × 3/24 × 3 = 81/72
4. Add the two like fractions:
   90/72 + 81/72 = 90 + 81/72 = 171/72
5. 171/72 simplified gives 19/8
6. So, 90/72 + 27/24 = 19/8
   In mixed form: 23/8

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