Answers

Add 28/35 and 75/72

1^st number: 28/35, 2^nd number: 1 3/72

28/35 + 75/72 is 221/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 72 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 35 × 72 = 2520,
   28/35 = 28 × 72/35 × 72 = 2016/2520
3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
   75/72 = 75 × 35/72 × 35 = 2625/2520
4. Add the two like fractions:
   2016/2520 + 2625/2520 = 2016 + 2625/2520 = 4641/2520
5. 4641/2520 simplified gives 221/120
6. So, 28/35 + 75/72 = 221/120
   In mixed form: 1101/120

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