Answers

Add 27/63 and 21/7

1^st number: 27/63, 2^nd number: 3 0/7

27/63 + 21/7 is 24/7.

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,
   27/63 = 27 × 1/63 × 1 = 27/63
3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
   21/7 = 21 × 9/7 × 9 = 189/63
4. Add the two like fractions:
   27/63 + 189/63 = 27 + 189/63 = 216/63
5. 216/63 simplified gives 24/7
6. So, 27/63 + 21/7 = 24/7
   In mixed form: 33/7

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