Add 90/27 and 40/54
1st number: 3 9/27, 2nd number: 40/54
90/27 + 40/54 is 110/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
90/27 = 90 × 2/27 × 2 = 180/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
40/54 = 40 × 1/54 × 1 = 40/54 - Add the two like fractions:
180/54 + 40/54 = 180 + 40/54 = 220/54 - 220/54 simplified gives 110/27
- So, 90/27 + 40/54 = 110/27
In mixed form: 42/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27+80/54 90/54+40/54 90/81+40/54