Add 14/40 and 63/7
1st number: 14/40, 2nd number: 9 0/7
14/40 + 63/7 is 187/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
14/40 = 14 × 7/40 × 7 = 98/280 - Likewise, for the 2nd fraction, since 7 × 40 = 280,
63/7 = 63 × 40/7 × 40 = 2520/280 - Add the two like fractions:
98/280 + 2520/280 = 98 + 2520/280 = 2618/280 - 2618/280 simplified gives 187/20
- So, 14/40 + 63/7 = 187/20
In mixed form: 97/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40+63/7 14/80+63/7 14/40+63/14 42/40+63/7 14/40+63/21 70/40+63/7 14/40+63/35 98/40+63/7 14/40+63/49