Answers

Add 72/14 and 80/72

1^st number: 5 2/14, 2^nd number: 1 8/72

72/14 + 80/72 is 394/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 14 × 36 = 504,
   72/14 = 72 × 36/14 × 36 = 2592/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   80/72 = 80 × 7/72 × 7 = 560/504
4. Add the two like fractions:
   2592/504 + 560/504 = 2592 + 560/504 = 3152/504
5. 3152/504 simplified gives 394/63
6. So, 72/14 + 80/72 = 394/63
   In mixed form: 616/63

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