Add 54/20 and 18/10
1st number: 2 14/20, 2nd number: 1 8/10
54/20 + 18/10 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
54/20 = 54 × 1/20 × 1 = 54/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
18/10 = 18 × 2/10 × 2 = 36/20 - Add the two like fractions:
54/20 + 36/20 = 54 + 36/20 = 90/20 - 90/20 simplified gives 9/2
- So, 54/20 + 18/10 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+36/10 54/40+18/10 54/20+18/20 54/20+54/10 54/60+18/10 54/20+18/30 54/20+90/10 54/20+18/50 54/20+18/70