Add 40/2 and 63/7
1st number: 20 0/2, 2nd number: 9 0/7
40/2 + 63/7 is 29/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
40/2 = 40 × 7/2 × 7 = 280/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
63/7 = 63 × 2/7 × 2 = 126/14 - Add the two like fractions:
280/14 + 126/14 = 280 + 126/14 = 406/14 - 406/14 simplified gives 29/1
- So, 40/2 + 63/7 = 29/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2+63/7 40/4+63/7 40/2+63/14 40/6+63/7 40/2+63/21 40/10+63/7 40/2+63/35 40/14+63/7 40/2+63/49