Answers

Add 28/63 and 25/8

1^st number: 28/63, 2^nd number: 3 1/8

28/63 + 25/8 is 257/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 8 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 8 × 63 = 504,
   25/8 = 25 × 63/8 × 63 = 1575/504
4. Add the two like fractions:
   224/504 + 1575/504 = 224 + 1575/504 = 1799/504
5. 1799/504 simplified gives 257/72
6. So, 28/63 + 25/8 = 257/72
   In mixed form: 341/72

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