Add 4/8 and 7/90
4/8 + 7/90 is 26/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
4/8 = 4 × 45/8 × 45 = 180/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
7/90 = 7 × 4/90 × 4 = 28/360 - Add the two like fractions:
180/360 + 28/360 = 180 + 28/360 = 208/360 - 208/360 simplified gives 26/45
- So, 4/8 + 7/90 = 26/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8+14/90 4/16+7/90 12/8+7/90 4/8+21/90 4/24+7/90 20/8+7/90 4/8+35/90 4/40+7/90 28/8+7/90 4/8+49/90 4/56+7/90