Answers

Add 80/63 and 18/10

1^st number: 1 17/63, 2^nd number: 1 8/10

80/63 + 18/10 is 967/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 10 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   80/63 = 80 × 10/63 × 10 = 800/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   18/10 = 18 × 63/10 × 63 = 1134/630
4. Add the two like fractions:
   800/630 + 1134/630 = 800 + 1134/630 = 1934/630
5. 1934/630 simplified gives 967/315
6. So, 80/63 + 18/10 = 967/315
   In mixed form: 322/315

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