Answers

Add 81/8 and 25/18

1^st number: 10 1/8, 2^nd number: 1 7/18

81/8 + 25/18 is 829/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 18 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 8 × 9 = 72,
   81/8 = 81 × 9/8 × 9 = 729/72
3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
   25/18 = 25 × 4/18 × 4 = 100/72
4. Add the two like fractions:
   729/72 + 100/72 = 729 + 100/72 = 829/72
5. So, 81/8 + 25/18 = 829/72
   In mixed form: 1137/72

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