Answers

Add 25/72 and 1/28

25/72 + 1/28 is 193/504.

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,
   1/28 = 1 × 18/28 × 18 = 18/504
4. Add the two like fractions:
   175/504 + 18/504 = 175 + 18/504 = 193/504
5. So, 25/72 + 1/28 = 193/504

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