Answers

Add 9/63 and 7/8

9/63 + 7/8 is 57/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 8 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   9/63 = 9 × 8/63 × 8 = 72/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   7/8 = 7 × 63/8 × 63 = 441/504
4. Add the two like fractions:
   72/504 + 441/504 = 72 + 441/504 = 513/504
5. 513/504 simplified gives 57/56
6. So, 9/63 + 7/8 = 57/56
   In mixed form: 11/56

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