Add 18/24 and 20/45
18/24 + 20/45 is 43/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
18/24 = 18 × 15/24 × 15 = 270/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
20/45 = 20 × 8/45 × 8 = 160/360 - Add the two like fractions:
270/360 + 160/360 = 270 + 160/360 = 430/360 - 430/360 simplified gives 43/36
- So, 18/24 + 20/45 = 43/36
In mixed form: 17/36
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