Answers

Add 5/84 and 10/72

5/84 + 10/72 is 25/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 84 × 6 = 504,
   5/84 = 5 × 6/84 × 6 = 30/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   10/72 = 10 × 7/72 × 7 = 70/504
4. Add the two like fractions:
   30/504 + 70/504 = 30 + 70/504 = 100/504
5. 100/504 simplified gives 25/126
6. So, 5/84 + 10/72 = 25/126

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