Answers

Add 10/63 and 18/72

10/63 + 18/72 is 103/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   10/63 = 10 × 8/63 × 8 = 80/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   18/72 = 18 × 7/72 × 7 = 126/504
4. Add the two like fractions:
   80/504 + 126/504 = 80 + 126/504 = 206/504
5. 206/504 simplified gives 103/252
6. So, 10/63 + 18/72 = 103/252

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