Add 8/16 and 3/90
8/16 + 3/90 is 8/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
8/16 = 8 × 45/16 × 45 = 360/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
3/90 = 3 × 8/90 × 8 = 24/720 - Add the two like fractions:
360/720 + 24/720 = 360 + 24/720 = 384/720 - 384/720 simplified gives 8/15
- So, 8/16 + 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: 8/16+6/90 8/32+3/90 24/16+3/90 8/16+9/90 8/48+3/90 40/16+3/90 8/16+15/90 8/80+3/90 56/16+3/90 8/16+21/90