Add 4/18 and 90/28
1st number: 4/18, 2nd number: 3 6/28
4/18 + 90/28 is 433/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
4/18 = 4 × 14/18 × 14 = 56/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
90/28 = 90 × 9/28 × 9 = 810/252 - Add the two like fractions:
56/252 + 810/252 = 56 + 810/252 = 866/252 - 866/252 simplified gives 433/126
- So, 4/18 + 90/28 = 433/126
In mixed form: 355/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18+90/28 4/36+90/28 4/18+90/56 12/18+90/28 4/54+90/28 4/18+90/84 20/18+90/28 4/90+90/28 28/18+90/28