Add 27/10 and 45/8
1st number: 2 7/10, 2nd number: 5 5/8
27/10 + 45/8 is 333/40.
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,
27/10 = 27 × 4/10 × 4 = 108/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
45/8 = 45 × 5/8 × 5 = 225/40 - Add the two like fractions:
108/40 + 225/40 = 108 + 225/40 = 333/40 - So, 27/10 + 45/8 = 333/40
In mixed form: 813/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+45/8 27/10+90/8 27/20+45/8 27/10+45/16 81/10+45/8 27/30+45/8 27/10+45/24 27/50+45/8 27/10+45/40 27/70+45/8 27/10+45/56