Answers

Add 3/56 and 81/7

1^st number: 3/56, 2^nd number: 11 4/7

3/56 + 81/7 is 93/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 7 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 56 × 1 = 56,
   3/56 = 3 × 1/56 × 1 = 3/56
3. Likewise, for the 2nd fraction, since 7 × 8 = 56,
   81/7 = 81 × 8/7 × 8 = 648/56
4. Add the two like fractions:
   3/56 + 648/56 = 3 + 648/56 = 651/56
5. 651/56 simplified gives 93/8
6. So, 3/56 + 81/7 = 93/8
   In mixed form: 115/8

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