Add 18/45 and 40/24
1st number: 18/45, 2nd number: 1 16/24
18/45 + 40/24 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
18/45 = 18 × 8/45 × 8 = 144/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
40/24 = 40 × 15/24 × 15 = 600/360 - Add the two like fractions:
144/360 + 600/360 = 144 + 600/360 = 744/360 - 744/360 simplified gives 31/15
- So, 18/45 + 40/24 = 31/15
In mixed form: 21/15
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