Answers

Add 54/63 and 18/36

54/63 + 18/36 is 19/14.

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,
   54/63 = 54 × 4/63 × 4 = 216/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   18/36 = 18 × 7/36 × 7 = 126/252
4. Add the two like fractions:
   216/252 + 126/252 = 216 + 126/252 = 342/252
5. 342/252 simplified gives 19/14
6. So, 54/63 + 18/36 = 19/14
   In mixed form: 15/14

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