Add 35/90 and 28/16
1st number: 35/90, 2nd number: 1 12/16
35/90 + 28/16 is 77/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
35/90 = 35 × 8/90 × 8 = 280/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
28/16 = 28 × 45/16 × 45 = 1260/720 - Add the two like fractions:
280/720 + 1260/720 = 280 + 1260/720 = 1540/720 - 1540/720 simplified gives 77/36
- So, 35/90 + 28/16 = 77/36
In mixed form: 25/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90+28/16 35/90+56/16 35/90+28/32 35/90+84/16 35/90+28/48 35/90+28/80