Add 8/90 and 2/5
8/90 + 2/5 is 22/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
2/5 = 2 × 18/5 × 18 = 36/90 - Add the two like fractions:
8/90 + 36/90 = 8 + 36/90 = 44/90 - 44/90 simplified gives 22/45
- So, 8/90 + 2/5 = 22/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/90+2/5 8/90+4/5 8/90+2/10 24/90+2/5 8/90+6/5 8/90+2/15 40/90+2/5 8/90+10/5 8/90+2/25 56/90+2/5 8/90+14/5 8/90+2/35