Add 27/16 and 7/90
1st number: 1 11/16, 2nd number: 7/90
27/16 + 7/90 is 1271/720.
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,
27/16 = 27 × 45/16 × 45 = 1215/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
7/90 = 7 × 8/90 × 8 = 56/720 - Add the two like fractions:
1215/720 + 56/720 = 1215 + 56/720 = 1271/720 - So, 27/16 + 7/90 = 1271/720
In mixed form: 1551/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/16+7/90 27/16+14/90 27/32+7/90 81/16+7/90 27/16+21/90 27/48+7/90 27/16+35/90 27/80+7/90 27/16+49/90