Add 18/45 and 54/24
1st number: 18/45, 2nd number: 2 6/24
18/45 + 54/24 is 53/20.
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,
54/24 = 54 × 15/24 × 15 = 810/360 - Add the two like fractions:
144/360 + 810/360 = 144 + 810/360 = 954/360 - 954/360 simplified gives 53/20
- So, 18/45 + 54/24 = 53/20
In mixed form: 213/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/45+54/24 18/90+54/24 18/45+54/48 54/45+54/24 18/45+54/72 90/45+54/24