Add 8/5 and 54/8
1st number: 1 3/5, 2nd number: 6 6/8
8/5 + 54/8 is 167/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
8/5 = 8 × 8/5 × 8 = 64/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
54/8 = 54 × 5/8 × 5 = 270/40 - Add the two like fractions:
64/40 + 270/40 = 64 + 270/40 = 334/40 - 334/40 simplified gives 167/20
- So, 8/5 + 54/8 = 167/20
In mixed form: 87/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5+54/8 8/10+54/8 8/5+54/16 24/5+54/8 8/15+54/8 8/5+54/24 40/5+54/8 8/25+54/8 8/5+54/40 56/5+54/8 8/35+54/8 8/5+54/56