Answers

Add 8/42 and 36/72

8/42 + 36/72 is 29/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 42 × 12 = 504,
   8/42 = 8 × 12/42 × 12 = 96/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   36/72 = 36 × 7/72 × 7 = 252/504
4. Add the two like fractions:
   96/504 + 252/504 = 96 + 252/504 = 348/504
5. 348/504 simplified gives 29/42
6. So, 8/42 + 36/72 = 29/42

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