Answers

Add 12/8 and 56/21

1^st number: 1 4/8, 2^nd number: 2 14/21

12/8 + 56/21 is 25/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 21 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 8 × 21 = 168,
   12/8 = 12 × 21/8 × 21 = 252/168
3. Likewise, for the 2nd fraction, since 21 × 8 = 168,
   56/21 = 56 × 8/21 × 8 = 448/168
4. Add the two like fractions:
   252/168 + 448/168 = 252 + 448/168 = 700/168
5. 700/168 simplified gives 25/6
6. So, 12/8 + 56/21 = 25/6
   In mixed form: 41/6

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