Add 18/27 and 40/5
1st number: 18/27, 2nd number: 8 0/5
18/27 + 40/5 is 26/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 5 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
18/27 = 18 × 5/27 × 5 = 90/135 - Likewise, for the 2nd fraction, since 5 × 27 = 135,
40/5 = 40 × 27/5 × 27 = 1080/135 - Add the two like fractions:
90/135 + 1080/135 = 90 + 1080/135 = 1170/135 - 1170/135 simplified gives 26/3
- So, 18/27 + 40/5 = 26/3
In mixed form: 82/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27+40/5 18/27+80/5 18/54+40/5 18/27+40/10 54/27+40/5 18/81+40/5 18/27+40/15 90/27+40/5 18/27+40/25 18/27+40/35