Add 4/7 and 40/56
4/7 + 40/56 is 9/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
4/7 = 4 × 8/7 × 8 = 32/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
40/56 = 40 × 1/56 × 1 = 40/56 - Add the two like fractions:
32/56 + 40/56 = 32 + 40/56 = 72/56 - 72/56 simplified gives 9/7
- So, 4/7 + 40/56 = 9/7
In mixed form: 12/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/7+40/56 4/7+80/56 4/14+40/56 12/7+40/56 4/21+40/56 20/7+40/56 4/35+40/56 28/7+40/56 4/49+40/56