Add 8/14 and 90/7
1st number: 8/14, 2nd number: 12 6/7
8/14 + 90/7 is 94/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 14 × 1 = 14,
8/14 = 8 × 1/14 × 1 = 8/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
90/7 = 90 × 2/7 × 2 = 180/14 - Add the two like fractions:
8/14 + 180/14 = 8 + 180/14 = 188/14 - 188/14 simplified gives 94/7
- So, 8/14 + 90/7 = 94/7
In mixed form: 133/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14+90/7 8/28+90/7 8/14+90/14 24/14+90/7 8/42+90/7 8/14+90/21 40/14+90/7 8/70+90/7 8/14+90/35 56/14+90/7 8/98+90/7 8/14+90/49