Add 40/56 and 4/28
40/56 + 4/28 is 6/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
40/56 = 40 × 1/56 × 1 = 40/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
4/28 = 4 × 2/28 × 2 = 8/56 - Add the two like fractions:
40/56 + 8/56 = 40 + 8/56 = 48/56 - 48/56 simplified gives 6/7
- So, 40/56 + 4/28 = 6/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56+4/28 40/56+8/28 40/56+4/56 40/56+12/28 40/56+4/84 40/56+20/28