Answers

Add 8/63 and 7/36

8/63 + 7/36 is 9/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 36 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 63 × 4 = 252,
   8/63 = 8 × 4/63 × 4 = 32/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   7/36 = 7 × 7/36 × 7 = 49/252
4. Add the two like fractions:
   32/252 + 49/252 = 32 + 49/252 = 81/252
5. 81/252 simplified gives 9/28
6. So, 8/63 + 7/36 = 9/28

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