Answers

Add 63/28 and 42/27

1^st number: 2 7/28, 2^nd number: 1 15/27

63/28 + 42/27 is 137/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   63/28 = 63 × 27/28 × 27 = 1701/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   42/27 = 42 × 28/27 × 28 = 1176/756
4. Add the two like fractions:
   1701/756 + 1176/756 = 1701 + 1176/756 = 2877/756
5. 2877/756 simplified gives 137/36
6. So, 63/28 + 42/27 = 137/36
   In mixed form: 329/36

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