Answers

Add 90/63 and 50/45

1^st number: 1 27/63, 2^nd number: 1 5/45

90/63 + 50/45 is 160/63.

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,
   50/45 = 50 × 7/45 × 7 = 350/315
4. Add the two like fractions:
   450/315 + 350/315 = 450 + 350/315 = 800/315
5. 800/315 simplified gives 160/63
6. So, 90/63 + 50/45 = 160/63
   In mixed form: 234/63

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