Add 1/40 and 63/7
1st number: 1/40, 2nd number: 9 0/7
1/40 + 63/7 is 361/40.
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,
1/40 = 1 × 7/40 × 7 = 7/280 - Likewise, for the 2nd fraction, since 7 × 40 = 280,
63/7 = 63 × 40/7 × 40 = 2520/280 - Add the two like fractions:
7/280 + 2520/280 = 7 + 2520/280 = 2527/280 - 2527/280 simplified gives 361/40
- So, 1/40 + 63/7 = 361/40
In mixed form: 91/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/40+63/7 1/80+63/7 1/40+63/14 3/40+63/7 1/40+63/21 5/40+63/7 1/40+63/35 7/40+63/7 1/40+63/49