Answers

Add 80/8 and 45/63

1^st number: 10 0/8, 2^nd number: 45/63

80/8 + 45/63 is 75/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 8 × 63 = 504,
   80/8 = 80 × 63/8 × 63 = 5040/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   45/63 = 45 × 8/63 × 8 = 360/504
4. Add the two like fractions:
   5040/504 + 360/504 = 5040 + 360/504 = 5400/504
5. 5400/504 simplified gives 75/7
6. So, 80/8 + 45/63 = 75/7
   In mixed form: 105/7

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