Answers

Add 14/90 and 80/63

1^st number: 14/90, 2^nd number: 1 17/63

14/90 + 80/63 is 449/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   14/90 = 14 × 7/90 × 7 = 98/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   80/63 = 80 × 10/63 × 10 = 800/630
4. Add the two like fractions:
   98/630 + 800/630 = 98 + 800/630 = 898/630
5. 898/630 simplified gives 449/315
6. So, 14/90 + 80/63 = 449/315
   In mixed form: 1134/315

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