Add 35/18 and 54/40
1st number: 1 17/18, 2nd number: 1 14/40
35/18 + 54/40 is 593/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
35/18 = 35 × 20/18 × 20 = 700/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
54/40 = 54 × 9/40 × 9 = 486/360 - Add the two like fractions:
700/360 + 486/360 = 700 + 486/360 = 1186/360 - 1186/360 simplified gives 593/180
- So, 35/18 + 54/40 = 593/180
In mixed form: 353/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18+54/40 35/36+54/40 35/18+54/80 35/54+54/40 35/90+54/40