Add 12/10 and 54/8
1st number: 1 2/10, 2nd number: 6 6/8
12/10 + 54/8 is 159/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
12/10 = 12 × 4/10 × 4 = 48/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
54/8 = 54 × 5/8 × 5 = 270/40 - Add the two like fractions:
48/40 + 270/40 = 48 + 270/40 = 318/40 - 318/40 simplified gives 159/20
- So, 12/10 + 54/8 = 159/20
In mixed form: 719/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+54/8 12/20+54/8 12/10+54/16 36/10+54/8 12/30+54/8 12/10+54/24 60/10+54/8 12/50+54/8 12/10+54/40 84/10+54/8 12/70+54/8 12/10+54/56