Answers

Add 10/75 and 98/90

1^st number: 10/75, 2^nd number: 1 8/90

10/75 + 98/90 is 11/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 75 × 6 = 450,
   10/75 = 10 × 6/75 × 6 = 60/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   98/90 = 98 × 5/90 × 5 = 490/450
4. Add the two like fractions:
   60/450 + 490/450 = 60 + 490/450 = 550/450
5. 550/450 simplified gives 11/9
6. So, 10/75 + 98/90 = 11/9
   In mixed form: 12/9

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