Answers

Add 63/90 and 90/50

1^st number: 63/90, 2^nd number: 1 40/50

63/90 + 90/50 is 5/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 50 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 90 × 5 = 450,
   63/90 = 63 × 5/90 × 5 = 315/450
3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
   90/50 = 90 × 9/50 × 9 = 810/450
4. Add the two like fractions:
   315/450 + 810/450 = 315 + 810/450 = 1125/450
5. 1125/450 simplified gives 5/2
6. So, 63/90 + 90/50 = 5/2
   In mixed form: 21/2

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