Add 18/5 and 36/54
1st number: 3 3/5, 2nd number: 36/54
18/5 + 36/54 is 64/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 5 × 54 = 270,
18/5 = 18 × 54/5 × 54 = 972/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
36/54 = 36 × 5/54 × 5 = 180/270 - Add the two like fractions:
972/270 + 180/270 = 972 + 180/270 = 1152/270 - 1152/270 simplified gives 64/15
- So, 18/5 + 36/54 = 64/15
In mixed form: 44/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/5+36/54 18/5+72/54 18/10+36/54 54/5+36/54 18/15+36/54 90/5+36/54 18/25+36/54 18/35+36/54