Answers

Add 25/72 and 9/28

25/72 + 9/28 is 337/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 28 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   25/72 = 25 × 7/72 × 7 = 175/504
3. Likewise, for the 2nd fraction, since 28 × 18 = 504,
   9/28 = 9 × 18/28 × 18 = 162/504
4. Add the two like fractions:
   175/504 + 162/504 = 175 + 162/504 = 337/504
5. So, 25/72 + 9/28 = 337/504

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