Add 40/4 and 28/56
1st number: 10 0/4, 2nd number: 28/56
40/4 + 28/56 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 4 × 14 = 56,
40/4 = 40 × 14/4 × 14 = 560/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
28/56 = 28 × 1/56 × 1 = 28/56 - Add the two like fractions:
560/56 + 28/56 = 560 + 28/56 = 588/56 - 588/56 simplified gives 21/2
- So, 40/4 + 28/56 = 21/2
In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+28/56 40/8+28/56 40/4+84/56 40/12+28/56 40/20+28/56 40/28+28/56