Add 4/56 and 6/40
4/56 + 6/40 is 31/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
4/56 = 4 × 5/56 × 5 = 20/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
6/40 = 6 × 7/40 × 7 = 42/280 - Add the two like fractions:
20/280 + 42/280 = 20 + 42/280 = 62/280 - 62/280 simplified gives 31/140
- So, 4/56 + 6/40 = 31/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56+6/40 4/56+12/40 4/56+6/80 12/56+6/40 4/56+18/40 20/56+6/40 4/56+30/40 28/56+6/40 4/56+42/40