Answers

Add 63/45 and 72/25

1^st number: 1 18/45, 2^nd number: 2 22/25

63/45 + 72/25 is 107/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 25 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 45 × 5 = 225,
   63/45 = 63 × 5/45 × 5 = 315/225
3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
   72/25 = 72 × 9/25 × 9 = 648/225
4. Add the two like fractions:
   315/225 + 648/225 = 315 + 648/225 = 963/225
5. 963/225 simplified gives 107/25
6. So, 63/45 + 72/25 = 107/25
   In mixed form: 47/25

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