Add 90/6 and 54/5
1st number: 15 0/6, 2nd number: 10 4/5
90/6 + 54/5 is 129/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
90/6 = 90 × 5/6 × 5 = 450/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
54/5 = 54 × 6/5 × 6 = 324/30 - Add the two like fractions:
450/30 + 324/30 = 450 + 324/30 = 774/30 - 774/30 simplified gives 129/5
- So, 90/6 + 54/5 = 129/5
In mixed form: 254/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+54/5 90/6+54/10 90/18+54/5 90/6+54/15 90/30+54/5 90/6+54/25 90/42+54/5 90/6+54/35