Answers

Add 42/28 and 5/81

1^st number: 1 14/28, 2^nd number: 5/81

42/28 + 5/81 is 253/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 81 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 28 × 81 = 2268,
   42/28 = 42 × 81/28 × 81 = 3402/2268
3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
   5/81 = 5 × 28/81 × 28 = 140/2268
4. Add the two like fractions:
   3402/2268 + 140/2268 = 3402 + 140/2268 = 3542/2268
5. 3542/2268 simplified gives 253/162
6. So, 42/28 + 5/81 = 253/162
   In mixed form: 191/162

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