Answers

Add 80/18 and 81/24

1^st number: 4 8/18, 2^nd number: 3 9/24

80/18 + 81/24 is 563/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 24 is 72
2. For the 1st fraction, since 18 × 4 = 72,
   80/18 = 80 × 4/18 × 4 = 320/72
3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
   81/24 = 81 × 3/24 × 3 = 243/72
4. Add the two fractions:
   320/72 + 243/72 = 320 + 243/72 = 563/72
5. So, 80/18 + 81/24 = 563/72
   In mixed form: 759/72

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