Add 3/90 and 30/50
3/90 + 30/50 is 19/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
3/90 = 3 × 5/90 × 5 = 15/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
30/50 = 30 × 9/50 × 9 = 270/450 - Add the two like fractions:
15/450 + 270/450 = 15 + 270/450 = 285/450 - 285/450 simplified gives 19/30
- So, 3/90 + 30/50 = 19/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/90+30/50 3/90+60/50 9/90+30/50 3/90+90/50 15/90+30/50 21/90+30/50