Add 7/40 and 4/8
7/40 + 4/8 is 27/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
7/40 = 7 × 1/40 × 1 = 7/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
4/8 = 4 × 5/8 × 5 = 20/40 - Add the two like fractions:
7/40 + 20/40 = 7 + 20/40 = 27/40 - So, 7/40 + 4/8 = 27/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/40+4/8 7/80+4/8 7/40+4/16 21/40+4/8 7/40+12/8 7/40+4/24 35/40+4/8 7/40+20/8 7/40+4/40 49/40+4/8 7/40+28/8 7/40+4/56