Add 10/14 and 7/40
10/14 + 7/40 is 249/280.
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,
10/14 = 10 × 20/14 × 20 = 200/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
7/40 = 7 × 7/40 × 7 = 49/280 - Add the two like fractions:
200/280 + 49/280 = 200 + 49/280 = 249/280 - So, 10/14 + 7/40 = 249/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/14+7/40 10/14+14/40 10/28+7/40 10/14+7/80 30/14+7/40 10/14+21/40 10/42+7/40 50/14+7/40 10/14+35/40 10/70+7/40 70/14+7/40 10/14+49/40 10/98+7/40