Add 14/15 and 90/16
1st number: 14/15, 2nd number: 5 10/16
14/15 + 90/16 is 787/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
14/15 = 14 × 16/15 × 16 = 224/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
90/16 = 90 × 15/16 × 15 = 1350/240 - Add the two like fractions:
224/240 + 1350/240 = 224 + 1350/240 = 1574/240 - 1574/240 simplified gives 787/120
- So, 14/15 + 90/16 = 787/120
In mixed form: 667/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/15+90/16 14/30+90/16 14/15+90/32 42/15+90/16 14/45+90/16 14/15+90/48 70/15+90/16 14/75+90/16 14/15+90/80 98/15+90/16