Add 3/6 and 30/90
3/6 + 30/90 is 5/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
3/6 = 3 × 15/6 × 15 = 45/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
30/90 = 30 × 1/90 × 1 = 30/90 - Add the two like fractions:
45/90 + 30/90 = 45 + 30/90 = 75/90 - 75/90 simplified gives 5/6
- So, 3/6 + 30/90 = 5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 3/6+60/90 3/12+30/90 9/6+30/90 3/18+30/90 15/6+30/90 3/30+30/90 21/6+30/90 3/42+30/90