Answers

Add 84/18 and 20/24

1^st number: 4 12/18, 2^nd number: 20/24

84/18 + 20/24 is 11/2.

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,
   84/18 = 84 × 4/18 × 4 = 336/72
3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
   20/24 = 20 × 3/24 × 3 = 60/72
4. Add the two fractions:
   336/72 + 60/72 = 336 + 60/72 = 396/72
5. After reducing the fraction, the answer is 11/2
6. In mixed form: 51/2

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