Add 4/54 and 45/80
4/54 + 45/80 is 275/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 54 × 40 = 2160,
4/54 = 4 × 40/54 × 40 = 160/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
45/80 = 45 × 27/80 × 27 = 1215/2160 - Add the two like fractions:
160/2160 + 1215/2160 = 160 + 1215/2160 = 1375/2160 - 1375/2160 simplified gives 275/432
- So, 4/54 + 45/80 = 275/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54+45/80 4/54+90/80 12/54+45/80 20/54+45/80 28/54+45/80