Answers

Add 75/72 and 4/28

1^st number: 1 3/72, 2^nd number: 4/28

75/72 + 4/28 is 199/168.

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,
   75/72 = 75 × 7/72 × 7 = 525/504
3. Likewise, for the 2nd fraction, since 28 × 18 = 504,
   4/28 = 4 × 18/28 × 18 = 72/504
4. Add the two like fractions:
   525/504 + 72/504 = 525 + 72/504 = 597/504
5. 597/504 simplified gives 199/168
6. So, 75/72 + 4/28 = 199/168
   In mixed form: 131/168

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