Add 1/14 and 9/40
1/14 + 9/40 is 83/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
1/14 = 1 × 20/14 × 20 = 20/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
9/40 = 9 × 7/40 × 7 = 63/280 - Add the two like fractions:
20/280 + 63/280 = 20 + 63/280 = 83/280 - So, 1/14 + 9/40 = 83/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/14+9/40 1/14+18/40 1/28+9/40 1/14+9/80 3/14+9/40 1/14+27/40 1/42+9/40 5/14+9/40 1/14+45/40 1/70+9/40 7/14+9/40 1/14+63/40 1/98+9/40