Answers

Add 4/72 and 15/54

4/72 + 15/54 is 1/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   4/72 = 4 × 3/72 × 3 = 12/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   15/54 = 15 × 4/54 × 4 = 60/216
4. Add the two like fractions:
   12/216 + 60/216 = 12 + 60/216 = 72/216
5. 72/216 simplified gives 1/3
6. So, 4/72 + 15/54 = 1/3

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