Add 9/40 and 27/14
1st number: 9/40, 2nd number: 1 13/14
9/40 + 27/14 is 603/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
9/40 = 9 × 7/40 × 7 = 63/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
27/14 = 27 × 20/14 × 20 = 540/280 - Add the two like fractions:
63/280 + 540/280 = 63 + 540/280 = 603/280 - So, 9/40 + 27/14 = 603/280
In mixed form: 243/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/40+27/14 9/40+54/14 9/80+27/14 9/40+27/28 27/40+27/14 9/40+81/14 9/40+27/42 45/40+27/14 9/40+27/70 63/40+27/14 9/40+27/98