Add 18/54 and 45/50
18/54 + 45/50 is 37/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 50 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 54 × 25 = 1350,
18/54 = 18 × 25/54 × 25 = 450/1350 - Likewise, for the 2nd fraction, since 50 × 27 = 1350,
45/50 = 45 × 27/50 × 27 = 1215/1350 - Add the two like fractions:
450/1350 + 1215/1350 = 450 + 1215/1350 = 1665/1350 - 1665/1350 simplified gives 37/30
- So, 18/54 + 45/50 = 37/30
In mixed form: 17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/54+45/50 18/54+90/50 90/54+45/50