Add 54/20 and 2/15
1st number: 2 14/20, 2nd number: 2/15
54/20 + 2/15 is 17/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
54/20 = 54 × 3/20 × 3 = 162/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
2/15 = 2 × 4/15 × 4 = 8/60 - Add the two like fractions:
162/60 + 8/60 = 162 + 8/60 = 170/60 - 170/60 simplified gives 17/6
- So, 54/20 + 2/15 = 17/6
In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+4/15 54/40+2/15 54/20+2/30 54/20+6/15 54/60+2/15 54/20+2/45 54/20+10/15 54/20+2/75 54/20+14/15