Answers

Add 15/72 and 60/28

1^st number: 15/72, 2^nd number: 2 4/28

15/72 + 60/28 is 395/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 28 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   15/72 = 15 × 7/72 × 7 = 105/504
3. Likewise, for the 2nd fraction, since 28 × 18 = 504,
   60/28 = 60 × 18/28 × 18 = 1080/504
4. Add the two like fractions:
   105/504 + 1080/504 = 105 + 1080/504 = 1185/504
5. 1185/504 simplified gives 395/168
6. So, 15/72 + 60/28 = 395/168
   In mixed form: 259/168

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