Add 1/2 and 90/7
1st number: 1/2, 2nd number: 12 6/7
1/2 + 90/7 is 187/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
1/2 = 1 × 7/2 × 7 = 7/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
90/7 = 90 × 2/7 × 2 = 180/14 - Add the two like fractions:
7/14 + 180/14 = 7 + 180/14 = 187/14 - So, 1/2 + 90/7 = 187/14
In mixed form: 135/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/4+90/7 1/2+90/14 3/2+90/7 1/6+90/7 1/2+90/21 5/2+90/7 1/10+90/7 1/2+90/35 7/2+90/7 1/14+90/7 1/2+90/49