Add 9/10 and 27/54
9/10 + 27/54 is 7/5.
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,
9/10 = 9 × 27/10 × 27 = 243/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
27/54 = 27 × 5/54 × 5 = 135/270 - Add the two like fractions:
243/270 + 135/270 = 243 + 135/270 = 378/270 - 378/270 simplified gives 7/5
- So, 9/10 + 27/54 = 7/5
In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10+27/54 9/20+27/54 27/10+27/54 9/10+81/54 9/30+27/54 45/10+27/54 9/50+27/54 63/10+27/54 9/70+27/54