Add 9/14 and 45/28
1st number: 9/14, 2nd number: 1 17/28
9/14 + 45/28 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
9/14 = 9 × 2/14 × 2 = 18/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
45/28 = 45 × 1/28 × 1 = 45/28 - Add the two like fractions:
18/28 + 45/28 = 18 + 45/28 = 63/28 - 63/28 simplified gives 9/4
- So, 9/14 + 45/28 = 9/4
In mixed form: 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/14+45/28 9/14+90/28 9/28+45/28 9/14+45/56 27/14+45/28 9/42+45/28 9/14+45/84 45/14+45/28 9/70+45/28 63/14+45/28 9/98+45/28