Answers

Add 18/98 and 54/40

1^st number: 18/98, 2^nd number: 1 14/40

18/98 + 54/40 is 1503/980.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 40 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 98 × 20 = 1960,
   18/98 = 18 × 20/98 × 20 = 360/1960
3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
   54/40 = 54 × 49/40 × 49 = 2646/1960
4. Add the two like fractions:
   360/1960 + 2646/1960 = 360 + 2646/1960 = 3006/1960
5. 3006/1960 simplified gives 1503/980
6. So, 18/98 + 54/40 = 1503/980
   In mixed form: 1523/980

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