Answers

Add 63/90 and 45/3

1^st number: 63/90, 2^nd number: 15 0/3

63/90 + 45/3 is 157/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 3 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 3 × 30 = 90,
   45/3 = 45 × 30/3 × 30 = 1350/90
4. Add the two like fractions:
   63/90 + 1350/90 = 63 + 1350/90 = 1413/90
5. 1413/90 simplified gives 157/10
6. So, 63/90 + 45/3 = 157/10
   In mixed form: 157/10

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