Answers

Add 28/63 and 72/7

1^st number: 28/63, 2^nd number: 10 2/7

28/63 + 72/7 is 676/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 7 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 63 × 1 = 63,
   28/63 = 28 × 1/63 × 1 = 28/63
3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
   72/7 = 72 × 9/7 × 9 = 648/63
4. Add the two like fractions:
   28/63 + 648/63 = 28 + 648/63 = 676/63
5. So, 28/63 + 72/7 = 676/63
   In mixed form: 1046/63

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