Add 54/18 and 54/5
1st number: 3 0/18, 2nd number: 10 4/5
54/18 + 54/5 is 69/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
54/18 = 54 × 5/18 × 5 = 270/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
54/5 = 54 × 18/5 × 18 = 972/90 - Add the two like fractions:
270/90 + 972/90 = 270 + 972/90 = 1242/90 - 1242/90 simplified gives 69/5
- So, 54/18 + 54/5 = 69/5
In mixed form: 134/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+54/5 54/18+54/10 54/18+54/15 54/90+54/5 54/18+54/25 54/18+54/35