Answers

Add 60/40 and 60/81

1^st number: 1 20/40, 2^nd number: 60/81

60/40 + 60/81 is 121/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 81 is 3240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3240
2. For the 1st fraction, since 40 × 81 = 3240,
   60/40 = 60 × 81/40 × 81 = 4860/3240
3. Likewise, for the 2nd fraction, since 81 × 40 = 3240,
   60/81 = 60 × 40/81 × 40 = 2400/3240
4. Add the two like fractions:
   4860/3240 + 2400/3240 = 4860 + 2400/3240 = 7260/3240
5. 7260/3240 simplified gives 121/54
6. So, 60/40 + 60/81 = 121/54
   In mixed form: 213/54

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