Answers

Add 18/98 and 90/50

1^st number: 18/98, 2^nd number: 1 40/50

18/98 + 90/50 is 486/245.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 50 is 2450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2450
2. For the 1st fraction, since 98 × 25 = 2450,
   18/98 = 18 × 25/98 × 25 = 450/2450
3. Likewise, for the 2nd fraction, since 50 × 49 = 2450,
   90/50 = 90 × 49/50 × 49 = 4410/2450
4. Add the two like fractions:
   450/2450 + 4410/2450 = 450 + 4410/2450 = 4860/2450
5. 4860/2450 simplified gives 486/245
6. So, 18/98 + 90/50 = 486/245
   In mixed form: 1241/245

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