Answers

Add 98/20 and 42/24

1^st number: 4 18/20, 2^nd number: 1 18/24

98/20 + 42/24 is 133/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 24 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 20 × 6 = 120,
   98/20 = 98 × 6/20 × 6 = 588/120
3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
   42/24 = 42 × 5/24 × 5 = 210/120
4. Add the two like fractions:
   588/120 + 210/120 = 588 + 210/120 = 798/120
5. 798/120 simplified gives 133/20
6. So, 98/20 + 42/24 = 133/20
   In mixed form: 613/20

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