Add 7/12 and 90/4
1st number: 7/12, 2nd number: 22 2/4
7/12 + 90/4 is 277/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
7/12 = 7 × 1/12 × 1 = 7/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
90/4 = 90 × 3/4 × 3 = 270/12 - Add the two like fractions:
7/12 + 270/12 = 7 + 270/12 = 277/12 - So, 7/12 + 90/4 = 277/12
In mixed form: 231/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12+90/4 7/24+90/4 7/12+90/8 21/12+90/4 7/36+90/4 7/12+90/12 35/12+90/4 7/60+90/4 7/12+90/20 49/12+90/4 7/84+90/4 7/12+90/28