Add 54/9 and 25/20
1st number: 6 0/9, 2nd number: 1 5/20
54/9 + 25/20 is 29/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
54/9 = 54 × 20/9 × 20 = 1080/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
25/20 = 25 × 9/20 × 9 = 225/180 - Add the two like fractions:
1080/180 + 225/180 = 1080 + 225/180 = 1305/180 - 1305/180 simplified gives 29/4
- So, 54/9 + 25/20 = 29/4
In mixed form: 71/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+50/20 54/18+25/20 54/9+25/40 54/9+75/20 54/27+25/20 54/9+25/60 54/45+25/20 54/63+25/20