Add 8/4 and 2/90
1st number: 2 0/4, 2nd number: 2/90
8/4 + 2/90 is 91/45.
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,
8/4 = 8 × 45/4 × 45 = 360/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
2/90 = 2 × 2/90 × 2 = 4/180 - Add the two like fractions:
360/180 + 4/180 = 360 + 4/180 = 364/180 - 364/180 simplified gives 91/45
- So, 8/4 + 2/90 = 91/45
In mixed form: 21/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4+2/90 8/4+4/90 24/4+2/90 8/4+6/90 8/12+2/90 40/4+2/90 8/4+10/90 8/20+2/90 56/4+2/90 8/4+14/90 8/28+2/90