Answers

Add 63/90 and 90/18

1^st number: 63/90, 2^nd number: 5 0/18

63/90 + 90/18 is 57/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 18 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   63/90 = 63 × 1/90 × 1 = 63/90
3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
   90/18 = 90 × 5/18 × 5 = 450/90
4. Add the two like fractions:
   63/90 + 450/90 = 63 + 450/90 = 513/90
5. 513/90 simplified gives 57/10
6. So, 63/90 + 90/18 = 57/10
   In mixed form: 57/10

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