Answers

Add 90/75 and 98/20

1^st number: 1 15/75, 2^nd number: 4 18/20

90/75 + 98/20 is 61/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 20 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   90/75 = 90 × 4/75 × 4 = 360/300
3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
   98/20 = 98 × 15/20 × 15 = 1470/300
4. Add the two like fractions:
   360/300 + 1470/300 = 360 + 1470/300 = 1830/300
5. 1830/300 simplified gives 61/10
6. So, 90/75 + 98/20 = 61/10
   In mixed form: 61/10

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