Add 54/40 and 25/9
1st number: 1 14/40, 2nd number: 2 7/9
54/40 + 25/9 is 743/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
54/40 = 54 × 9/40 × 9 = 486/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
25/9 = 25 × 40/9 × 40 = 1000/360 - Add the two like fractions:
486/360 + 1000/360 = 486 + 1000/360 = 1486/360 - 1486/360 simplified gives 743/180
- So, 54/40 + 25/9 = 743/180
In mixed form: 423/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/40+50/9 54/80+25/9 54/40+25/18 54/40+75/9 54/40+25/27 54/40+25/45 54/40+25/63