Answers

Add 90/36 and 30/56

1^st number: 2 18/36, 2^nd number: 30/56

90/36 + 30/56 is 85/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 36 × 14 = 504,
   90/36 = 90 × 14/36 × 14 = 1260/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   30/56 = 30 × 9/56 × 9 = 270/504
4. Add the two like fractions:
   1260/504 + 270/504 = 1260 + 270/504 = 1530/504
5. 1530/504 simplified gives 85/28
6. So, 90/36 + 30/56 = 85/28
   In mixed form: 31/28

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