Answers

Add 63/75 and 45/54

63/75 + 45/54 is 251/150.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 54 is 1350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1350
2. For the 1st fraction, since 75 × 18 = 1350,
   63/75 = 63 × 18/75 × 18 = 1134/1350
3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
   45/54 = 45 × 25/54 × 25 = 1125/1350
4. Add the two like fractions:
   1134/1350 + 1125/1350 = 1134 + 1125/1350 = 2259/1350
5. 2259/1350 simplified gives 251/150
6. So, 63/75 + 45/54 = 251/150
   In mixed form: 1101/150

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