Answers

Add 90/45 and 28/75

1^st number: 2 0/45, 2^nd number: 28/75

90/45 + 28/75 is 178/75.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 75 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 45 × 5 = 225,
   90/45 = 90 × 5/45 × 5 = 450/225
3. Likewise, for the 2nd fraction, since 75 × 3 = 225,
   28/75 = 28 × 3/75 × 3 = 84/225
4. Add the two like fractions:
   450/225 + 84/225 = 450 + 84/225 = 534/225
5. 534/225 simplified gives 178/75
6. So, 90/45 + 28/75 = 178/75
   In mixed form: 228/75

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