Answers

Add 63/56 and 6/20

1^st number: 1 7/56, 2^nd number: 6/20

63/56 + 6/20 is 57/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 20 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   63/56 = 63 × 5/56 × 5 = 315/280
3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
   6/20 = 6 × 14/20 × 14 = 84/280
4. Add the two like fractions:
   315/280 + 84/280 = 315 + 84/280 = 399/280
5. 399/280 simplified gives 57/40
6. So, 63/56 + 6/20 = 57/40
   In mixed form: 117/40

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