Answers

Add 48/40 and 3/81

1^st number: 1 8/40, 2^nd number: 3/81

48/40 + 3/81 is 167/135.

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,
   48/40 = 48 × 81/40 × 81 = 3888/3240
3. Likewise, for the 2nd fraction, since 81 × 40 = 3240,
   3/81 = 3 × 40/81 × 40 = 120/3240
4. Add the two like fractions:
   3888/3240 + 120/3240 = 3888 + 120/3240 = 4008/3240
5. 4008/3240 simplified gives 167/135
6. So, 48/40 + 3/81 = 167/135
   In mixed form: 132/135

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