Add 14/16 and 70/90
14/16 + 70/90 is 119/72.
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,
70/90 = 70 × 8/90 × 8 = 560/720 - Add the two like fractions:
630/720 + 560/720 = 630 + 560/720 = 1190/720 - 1190/720 simplified gives 119/72
- So, 14/16 + 70/90 = 119/72
In mixed form: 147/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/16+70/90 14/32+70/90 42/16+70/90 14/48+70/90 70/16+70/90 14/80+70/90 98/16+70/90