Add 90/6 and 80/4
1st number: 15 0/6, 2nd number: 20 0/4
90/6 + 80/4 is 35/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 6 × 2 = 12,
90/6 = 90 × 2/6 × 2 = 180/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
80/4 = 80 × 3/4 × 3 = 240/12 - Add the two like fractions:
180/12 + 240/12 = 180 + 240/12 = 420/12 - 420/12 simplified gives 35/1
- So, 90/6 + 80/4 = 35/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+80/4 90/6+80/8 90/18+80/4 90/6+80/12 90/30+80/4 90/6+80/20 90/42+80/4 90/6+80/28