Add 40/28 and 4/14
1st number: 1 12/28, 2nd number: 4/14
40/28 + 4/14 is 12/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
40/28 = 40 × 1/28 × 1 = 40/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
4/14 = 4 × 2/14 × 2 = 8/28 - Add the two like fractions:
40/28 + 8/28 = 40 + 8/28 = 48/28 - 48/28 simplified gives 12/7
- So, 40/28 + 4/14 = 12/7
In mixed form: 15/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28+4/14 40/28+8/14 40/56+4/14 40/28+4/28 40/28+12/14 40/84+4/14 40/28+4/42 40/28+20/14 40/28+4/70 40/28+28/14 40/28+4/98