Add 10/90 and 10/30
10/90 + 10/30 is 4/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
10/30 = 10 × 3/30 × 3 = 30/90 - Add the two like fractions:
10/90 + 30/90 = 10 + 30/90 = 40/90 - 40/90 simplified gives 4/9
- So, 10/90 + 10/30 = 4/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90+10/30 10/90+20/30 10/90+10/60 30/90+10/30 10/90+10/90 50/90+10/30 10/90+50/30 70/90+10/30 10/90+70/30