Answers

Add 60/63 and 72/8

1^st number: 60/63, 2^nd number: 9 0/8

60/63 + 72/8 is 209/21.

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,
   60/63 = 60 × 8/63 × 8 = 480/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   72/8 = 72 × 63/8 × 63 = 4536/504
4. Add the two like fractions:
   480/504 + 4536/504 = 480 + 4536/504 = 5016/504
5. 5016/504 simplified gives 209/21
6. So, 60/63 + 72/8 = 209/21
   In mixed form: 920/21

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