Add 2/4 and 3/90
2/4 + 3/90 is 8/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
2/4 = 2 × 45/4 × 45 = 90/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
3/90 = 3 × 2/90 × 2 = 6/180 - Add the two like fractions:
90/180 + 6/180 = 90 + 6/180 = 96/180 - 96/180 simplified gives 8/15
- So, 2/4 + 3/90 = 8/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+6/90 2/8+3/90 6/4+3/90 2/4+9/90 2/12+3/90 10/4+3/90 2/4+15/90 2/20+3/90 14/4+3/90 2/4+21/90 2/28+3/90