Add 9/10 and 18/54
9/10 + 18/54 is 37/30.
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,
18/54 = 18 × 5/54 × 5 = 90/270 - Add the two like fractions:
243/270 + 90/270 = 243 + 90/270 = 333/270 - 333/270 simplified gives 37/30
- So, 9/10 + 18/54 = 37/30
In mixed form: 17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10+18/54 9/10+36/54 9/20+18/54 27/10+18/54 9/30+18/54 45/10+18/54 9/10+90/54 9/50+18/54 63/10+18/54 9/70+18/54