Answers

Add 10/72 and 3/84

10/72 + 3/84 is 11/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 84 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   10/72 = 10 × 7/72 × 7 = 70/504
3. Likewise, for the 2nd fraction, since 84 × 6 = 504,
   3/84 = 3 × 6/84 × 6 = 18/504
4. Add the two like fractions:
   70/504 + 18/504 = 70 + 18/504 = 88/504
5. 88/504 simplified gives 11/63
6. So, 10/72 + 3/84 = 11/63

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