Answers

Add 28/63 and 7/36

28/63 + 7/36 is 23/36.

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,
   28/63 = 28 × 4/63 × 4 = 112/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   7/36 = 7 × 7/36 × 7 = 49/252
4. Add the two like fractions:
   112/252 + 49/252 = 112 + 49/252 = 161/252
5. 161/252 simplified gives 23/36
6. So, 28/63 + 7/36 = 23/36

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