Add 27/4 and 7/90
1st number: 6 3/4, 2nd number: 7/90
27/4 + 7/90 is 1229/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
27/4 = 27 × 45/4 × 45 = 1215/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
7/90 = 7 × 2/90 × 2 = 14/180 - Add the two like fractions:
1215/180 + 14/180 = 1215 + 14/180 = 1229/180 - So, 27/4 + 7/90 = 1229/180
In mixed form: 6149/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+7/90 27/4+14/90 27/8+7/90 81/4+7/90 27/4+21/90 27/12+7/90 27/4+35/90 27/20+7/90 27/4+49/90 27/28+7/90