Answers

Add 81/18 and 70/24

1^st number: 4 9/18, 2^nd number: 2 22/24

81/18 + 70/24 is 89/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 24 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 18 × 4 = 72,
   81/18 = 81 × 4/18 × 4 = 324/72
3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
   70/24 = 70 × 3/24 × 3 = 210/72
4. Add the two like fractions:
   324/72 + 210/72 = 324 + 210/72 = 534/72
5. 534/72 simplified gives 89/12
6. So, 81/18 + 70/24 = 89/12
   In mixed form: 75/12

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