Add 27/10 and 45/54
1st number: 2 7/10, 2nd number: 45/54
27/10 + 45/54 is 53/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
27/10 = 27 × 27/10 × 27 = 729/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
45/54 = 45 × 5/54 × 5 = 225/270 - Add the two like fractions:
729/270 + 225/270 = 729 + 225/270 = 954/270 - 954/270 simplified gives 53/15
- So, 27/10 + 45/54 = 53/15
In mixed form: 38/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+45/54 27/10+90/54 27/20+45/54 81/10+45/54 27/30+45/54 27/50+45/54 27/70+45/54