Answers

Add 8/72 and 2/42

8/72 + 2/42 is 10/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 42 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   8/72 = 8 × 7/72 × 7 = 56/504
3. Likewise, for the 2nd fraction, since 42 × 12 = 504,
   2/42 = 2 × 12/42 × 12 = 24/504
4. Add the two like fractions:
   56/504 + 24/504 = 56 + 24/504 = 80/504
5. 80/504 simplified gives 10/63
6. So, 8/72 + 2/42 = 10/63

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