Add 18/27 and 54/10
1st number: 18/27, 2nd number: 5 4/10
18/27 + 54/10 is 91/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
18/27 = 18 × 10/27 × 10 = 180/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
54/10 = 54 × 27/10 × 27 = 1458/270 - Add the two like fractions:
180/270 + 1458/270 = 180 + 1458/270 = 1638/270 - 1638/270 simplified gives 91/15
- So, 18/27 + 54/10 = 91/15
In mixed form: 61/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27+54/10 18/54+54/10 18/27+54/20 54/27+54/10 18/81+54/10 18/27+54/30 90/27+54/10 18/27+54/50 18/27+54/70