Add 5/2 and 90/8
1st number: 2 1/2, 2nd number: 11 2/8
5/2 + 90/8 is 55/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
5/2 = 5 × 4/2 × 4 = 20/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
90/8 = 90 × 1/8 × 1 = 90/8 - Add the two like fractions:
20/8 + 90/8 = 20 + 90/8 = 110/8 - 110/8 simplified gives 55/4
- So, 5/2 + 90/8 = 55/4
In mixed form: 133/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2+90/8 5/4+90/8 5/2+90/16 15/2+90/8 5/6+90/8 5/2+90/24 25/2+90/8 5/10+90/8 5/2+90/40 35/2+90/8 5/14+90/8 5/2+90/56