Answers

Add 25/72 and 84/28

1^st number: 25/72, 2^nd number: 3 0/28

25/72 + 84/28 is 241/72.

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,
   84/28 = 84 × 18/28 × 18 = 1512/504
4. Add the two like fractions:
   175/504 + 1512/504 = 175 + 1512/504 = 1687/504
5. 1687/504 simplified gives 241/72
6. So, 25/72 + 84/28 = 241/72
   In mixed form: 325/72

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