Answers

Add 7/72 and 7/63

7/72 + 7/63 is 5/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   7/72 = 7 × 7/72 × 7 = 49/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   7/63 = 7 × 8/63 × 8 = 56/504
4. Add the two like fractions:
   49/504 + 56/504 = 49 + 56/504 = 105/504
5. 105/504 simplified gives 5/24
6. So, 7/72 + 7/63 = 5/24

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