Answers

Add 70/12 and 56/63

1^st number: 5 10/12, 2^nd number: 56/63

70/12 + 56/63 is 121/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 63 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 12 × 21 = 252,
   70/12 = 70 × 21/12 × 21 = 1470/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   56/63 = 56 × 4/63 × 4 = 224/252
4. Add the two like fractions:
   1470/252 + 224/252 = 1470 + 224/252 = 1694/252
5. 1694/252 simplified gives 121/18
6. So, 70/12 + 56/63 = 121/18
   In mixed form: 613/18

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