Answers

Add 28/63 and 54/56

28/63 + 54/56 is 355/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   28/63 = 28 × 8/63 × 8 = 224/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   54/56 = 54 × 9/56 × 9 = 486/504
4. Add the two like fractions:
   224/504 + 486/504 = 224 + 486/504 = 710/504
5. 710/504 simplified gives 355/252
6. So, 28/63 + 54/56 = 355/252
   In mixed form: 1103/252

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