Add 14/16 and 9/90
14/16 + 9/90 is 39/40.
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,
14/16 = 14 × 45/16 × 45 = 630/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
9/90 = 9 × 8/90 × 8 = 72/720 - Add the two like fractions:
630/720 + 72/720 = 630 + 72/720 = 702/720 - 702/720 simplified gives 39/40
- So, 14/16 + 9/90 = 39/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/16+9/90 14/16+18/90 14/32+9/90 42/16+9/90 14/16+27/90 14/48+9/90 70/16+9/90 14/16+45/90 14/80+9/90 98/16+9/90 14/16+63/90