Add 35/28 and 1/90
1st number: 1 7/28, 2nd number: 1/90
35/28 + 1/90 is 227/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
35/28 = 35 × 45/28 × 45 = 1575/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
1/90 = 1 × 14/90 × 14 = 14/1260 - Add the two like fractions:
1575/1260 + 14/1260 = 1575 + 14/1260 = 1589/1260 - 1589/1260 simplified gives 227/180
- So, 35/28 + 1/90 = 227/180
In mixed form: 147/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+1/90 35/28+2/90 35/56+1/90 35/28+3/90 35/84+1/90 35/28+5/90 35/28+7/90