Answers

Add 50/63 and 12/72

50/63 + 12/72 is 121/126.

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,
   50/63 = 50 × 8/63 × 8 = 400/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   12/72 = 12 × 7/72 × 7 = 84/504
4. Add the two like fractions:
   400/504 + 84/504 = 400 + 84/504 = 484/504
5. 484/504 simplified gives 121/126
6. So, 50/63 + 12/72 = 121/126

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