Answers

Add 90/36 and 81/25

1^st number: 2 18/36, 2^nd number: 3 6/25

90/36 + 81/25 is 287/50.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 25 is 900
   
   Next, find the equivalent fraction of both fractional numbers with denominator 900
2. For the 1st fraction, since 36 × 25 = 900,
   90/36 = 90 × 25/36 × 25 = 2250/900
3. Likewise, for the 2nd fraction, since 25 × 36 = 900,
   81/25 = 81 × 36/25 × 36 = 2916/900
4. Add the two like fractions:
   2250/900 + 2916/900 = 2250 + 2916/900 = 5166/900
5. 5166/900 simplified gives 287/50
6. So, 90/36 + 81/25 = 287/50
   In mixed form: 537/50

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