Answers

Add 63/14 and 72/80

1^st number: 4 7/14, 2^nd number: 72/80

63/14 + 72/80 is 27/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 14 × 40 = 560,
   63/14 = 63 × 40/14 × 40 = 2520/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   72/80 = 72 × 7/80 × 7 = 504/560
4. Add the two like fractions:
   2520/560 + 504/560 = 2520 + 504/560 = 3024/560
5. 3024/560 simplified gives 27/5
6. So, 63/14 + 72/80 = 27/5
   In mixed form: 52/5

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