Answers

Add 8/63 and 70/18

1^st number: 8/63, 2^nd number: 3 16/18

8/63 + 70/18 is 253/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   8/63 = 8 × 2/63 × 2 = 16/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   70/18 = 70 × 7/18 × 7 = 490/126
4. Add the two like fractions:
   16/126 + 490/126 = 16 + 490/126 = 506/126
5. 506/126 simplified gives 253/63
6. So, 8/63 + 70/18 = 253/63
   In mixed form: 41/63

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