Answers

Add 90/63 and 10/45

1^st number: 1 27/63, 2^nd number: 10/45

90/63 + 10/45 is 104/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 45 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   90/63 = 90 × 5/63 × 5 = 450/315
3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
   10/45 = 10 × 7/45 × 7 = 70/315
4. Add the two like fractions:
   450/315 + 70/315 = 450 + 70/315 = 520/315
5. 520/315 simplified gives 104/63
6. So, 90/63 + 10/45 = 104/63
   In mixed form: 141/63

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