Answers

Add 72/16 and 15/10

1^st number: 4 8/16, 2^nd number: 1 5/10

72/16 + 15/10 is 6/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 10 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   72/16 = 72 × 5/16 × 5 = 360/80
3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
   15/10 = 15 × 8/10 × 8 = 120/80
4. Add the two like fractions:
   360/80 + 120/80 = 360 + 120/80 = 480/80
5. 480/80 simplified gives 6/1
6. So, 72/16 + 15/10 = 6/1

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