Add 9/40 and 1/8
9/40 + 1/8 is 7/20.
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,
9/40 = 9 × 1/40 × 1 = 9/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
1/8 = 1 × 5/8 × 5 = 5/40 - Add the two like fractions:
9/40 + 5/40 = 9 + 5/40 = 14/40 - 14/40 simplified gives 7/20
- So, 9/40 + 1/8 = 7/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/40+1/8 9/40+2/8 9/80+1/8 9/40+1/16 27/40+1/8 9/40+3/8 9/40+1/24 45/40+1/8 9/40+5/8 9/40+1/40 63/40+1/8 9/40+7/8 9/40+1/56