Add 18/24 and 45/30
1st number: 18/24, 2nd number: 1 15/30
18/24 + 45/30 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
18/24 = 18 × 5/24 × 5 = 90/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
45/30 = 45 × 4/30 × 4 = 180/120 - Add the two like fractions:
90/120 + 180/120 = 90 + 180/120 = 270/120 - 270/120 simplified gives 9/4
- So, 18/24 + 45/30 = 9/4
In mixed form: 21/4
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