Add 30/90 and 80/3
1st number: 30/90, 2nd number: 26 2/3
30/90 + 80/3 is 27/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 3 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
30/90 = 30 × 1/90 × 1 = 30/90 - Likewise, for the 2nd fraction, since 3 × 30 = 90,
80/3 = 80 × 30/3 × 30 = 2400/90 - Add the two like fractions:
30/90 + 2400/90 = 30 + 2400/90 = 2430/90 - 2430/90 simplified gives 27/1
- So, 30/90 + 80/3 = 27/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+80/3 30/90+80/6 30/90+80/9 30/90+80/15 30/90+80/21