Answers

Add 8/81 and 48/40

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

8/81 + 48/40 is 526/405.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 40 is 3240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3240
2. For the 1st fraction, since 81 × 40 = 3240,
   8/81 = 8 × 40/81 × 40 = 320/3240
3. Likewise, for the 2nd fraction, since 40 × 81 = 3240,
   48/40 = 48 × 81/40 × 81 = 3888/3240
4. Add the two like fractions:
   320/3240 + 3888/3240 = 320 + 3888/3240 = 4208/3240
5. 4208/3240 simplified gives 526/405
6. So, 8/81 + 48/40 = 526/405
   In mixed form: 1121/405

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