Answers

Add 75/72 and 60/7

1^st number: 1 3/72, 2^nd number: 8 4/7

75/72 + 60/7 is 1615/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 7 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   75/72 = 75 × 7/72 × 7 = 525/504
3. Likewise, for the 2nd fraction, since 7 × 72 = 504,
   60/7 = 60 × 72/7 × 72 = 4320/504
4. Add the two like fractions:
   525/504 + 4320/504 = 525 + 4320/504 = 4845/504
5. 4845/504 simplified gives 1615/168
6. So, 75/72 + 60/7 = 1615/168
   In mixed form: 9103/168

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