Answers

Add 90/2 and 36/72

1^st number: 45 0/2, 2^nd number: 36/72

90/2 + 36/72 is 91/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 2 × 36 = 72,
   90/2 = 90 × 36/2 × 36 = 3240/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   36/72 = 36 × 1/72 × 1 = 36/72
4. Add the two like fractions:
   3240/72 + 36/72 = 3240 + 36/72 = 3276/72
5. 3276/72 simplified gives 91/2
6. So, 90/2 + 36/72 = 91/2
   In mixed form: 451/2

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