Add 54/5 and 3/18
1st number: 10 4/5, 2nd number: 3/18
54/5 + 3/18 is 329/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
54/5 = 54 × 18/5 × 18 = 972/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
3/18 = 3 × 5/18 × 5 = 15/90 - Add the two like fractions:
972/90 + 15/90 = 972 + 15/90 = 987/90 - 987/90 simplified gives 329/30
- So, 54/5 + 3/18 = 329/30
In mixed form: 1029/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5+6/18 54/10+3/18 54/5+3/36 54/5+9/18 54/15+3/18 54/5+3/54 54/5+15/18 54/25+3/18 54/5+3/90 54/5+21/18 54/35+3/18