Answers

Add 84/8 and 72/63

1^st number: 10 4/8, 2^nd number: 1 9/63

84/8 + 72/63 is 163/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 8 × 63 = 504,
   84/8 = 84 × 63/8 × 63 = 5292/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   72/63 = 72 × 8/63 × 8 = 576/504
4. Add the two like fractions:
   5292/504 + 576/504 = 5292 + 576/504 = 5868/504
5. 5868/504 simplified gives 163/14
6. So, 84/8 + 72/63 = 163/14
   In mixed form: 119/14

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