Add 1/2 and 63/40
1st number: 1/2, 2nd number: 1 23/40
1/2 + 63/40 is 83/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
1/2 = 1 × 20/2 × 20 = 20/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
63/40 = 63 × 1/40 × 1 = 63/40 - Add the two like fractions:
20/40 + 63/40 = 20 + 63/40 = 83/40 - So, 1/2 + 63/40 = 83/40
In mixed form: 23/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/4+63/40 1/2+63/80 3/2+63/40 1/6+63/40 5/2+63/40 1/10+63/40 7/2+63/40 1/14+63/40