Answers

Add 75/28 and 90/75

1^st number: 2 19/28, 2^nd number: 1 15/75

75/28 + 90/75 is 543/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 75 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 28 × 75 = 2100,
   75/28 = 75 × 75/28 × 75 = 5625/2100
3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
   90/75 = 90 × 28/75 × 28 = 2520/2100
4. Add the two like fractions:
   5625/2100 + 2520/2100 = 5625 + 2520/2100 = 8145/2100
5. 8145/2100 simplified gives 543/140
6. So, 75/28 + 90/75 = 543/140
   In mixed form: 3123/140

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