Answers

Add 10/84 and 1/72

10/84 + 1/72 is 67/504.

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,
   10/84 = 10 × 6/84 × 6 = 60/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   1/72 = 1 × 7/72 × 7 = 7/504
4. Add the two like fractions:
   60/504 + 7/504 = 60 + 7/504 = 67/504
5. So, 10/84 + 1/72 = 67/504

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