Answers

Add 42/25 and 63/45

1^st number: 1 17/25, 2^nd number: 1 18/45

42/25 + 63/45 is 77/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 45 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 25 × 9 = 225,
   42/25 = 42 × 9/25 × 9 = 378/225
3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
   63/45 = 63 × 5/45 × 5 = 315/225
4. Add the two like fractions:
   378/225 + 315/225 = 378 + 315/225 = 693/225
5. 693/225 simplified gives 77/25
6. So, 42/25 + 63/45 = 77/25
   In mixed form: 32/25

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