Answers

Add 63/9 and 60/80

1^st number: 7 0/9, 2^nd number: 60/80

63/9 + 60/80 is 31/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 9 × 80 = 720,
   63/9 = 63 × 80/9 × 80 = 5040/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   60/80 = 60 × 9/80 × 9 = 540/720
4. Add the two like fractions:
   5040/720 + 540/720 = 5040 + 540/720 = 5580/720
5. 5580/720 simplified gives 31/4
6. So, 63/9 + 60/80 = 31/4
   In mixed form: 73/4

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