Add 18/8 and 5/10
1st number: 2 2/8, 2nd number: 5/10
18/8 + 5/10 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
18/8 = 18 × 5/8 × 5 = 90/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
5/10 = 5 × 4/10 × 4 = 20/40 - Add the two like fractions:
90/40 + 20/40 = 90 + 20/40 = 110/40 - 110/40 simplified gives 11/4
- So, 18/8 + 5/10 = 11/4
In mixed form: 23/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/8+5/10 18/16+5/10 18/8+5/20 54/8+5/10 18/8+15/10 18/24+5/10 18/8+5/30 90/8+5/10 18/8+25/10 18/40+5/10 18/8+5/50 18/8+35/10 18/56+5/10 18/8+5/70