Add 2/18 and 63/40
1st number: 2/18, 2nd number: 1 23/40
2/18 + 63/40 is 607/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
2/18 = 2 × 20/18 × 20 = 40/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
63/40 = 63 × 9/40 × 9 = 567/360 - Add the two like fractions:
40/360 + 567/360 = 40 + 567/360 = 607/360 - So, 2/18 + 63/40 = 607/360
In mixed form: 1247/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/18+63/40 2/36+63/40 2/18+63/80 6/18+63/40 2/54+63/40 10/18+63/40 2/90+63/40 14/18+63/40