Add 90/8 and 1/3
1st number: 11 2/8, 2nd number: 1/3
90/8 + 1/3 is 139/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 3 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
90/8 = 90 × 3/8 × 3 = 270/24 - Likewise, for the 2nd fraction, since 3 × 8 = 24,
1/3 = 1 × 8/3 × 8 = 8/24 - Add the two like fractions:
270/24 + 8/24 = 270 + 8/24 = 278/24 - 278/24 simplified gives 139/12
- So, 90/8 + 1/3 = 139/12
In mixed form: 117/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8+2/3 90/16+1/3 90/8+1/6 90/24+1/3 90/8+1/9 90/8+5/3 90/40+1/3 90/8+1/15 90/8+7/3 90/56+1/3 90/8+1/21