Answers

Add 54/45 and 14/63

1^st number: 1 9/45, 2^nd number: 14/63

54/45 + 14/63 is 64/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 63 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 45 × 7 = 315,
   54/45 = 54 × 7/45 × 7 = 378/315
3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
   14/63 = 14 × 5/63 × 5 = 70/315
4. Add the two like fractions:
   378/315 + 70/315 = 378 + 70/315 = 448/315
5. 448/315 simplified gives 64/45
6. So, 54/45 + 14/63 = 64/45
   In mixed form: 119/45

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