Answers

Add 20/56 and 63/54

1^st number: 20/56, 2^nd number: 1 9/54

20/56 + 63/54 is 32/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 54 is 1512
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1512
2. For the 1st fraction, since 56 × 27 = 1512,
   20/56 = 20 × 27/56 × 27 = 540/1512
3. Likewise, for the 2nd fraction, since 54 × 28 = 1512,
   63/54 = 63 × 28/54 × 28 = 1764/1512
4. Add the two like fractions:
   540/1512 + 1764/1512 = 540 + 1764/1512 = 2304/1512
5. 2304/1512 simplified gives 32/21
6. So, 20/56 + 63/54 = 32/21
   In mixed form: 111/21

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