Answers

Add 18/40 and 98/60

1^st number: 18/40, 2^nd number: 1 38/60

18/40 + 98/60 is 25/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 60 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 40 × 3 = 120,
   18/40 = 18 × 3/40 × 3 = 54/120
3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
   98/60 = 98 × 2/60 × 2 = 196/120
4. Add the two like fractions:
   54/120 + 196/120 = 54 + 196/120 = 250/120
5. 250/120 simplified gives 25/12
6. So, 18/40 + 98/60 = 25/12
   In mixed form: 21/12

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