Answers

Add 84/5 and 63/8

1^st number: 16 4/5, 2^nd number: 7 7/8

84/5 + 63/8 is 987/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 8 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 5 × 8 = 40,
   84/5 = 84 × 8/5 × 8 = 672/40
3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
   63/8 = 63 × 5/8 × 5 = 315/40
4. Add the two like fractions:
   672/40 + 315/40 = 672 + 315/40 = 987/40
5. So, 84/5 + 63/8 = 987/40
   In mixed form: 2427/40

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