Add 40/18 and 30/56
1st number: 2 4/18, 2nd number: 30/56
40/18 + 30/56 is 695/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
40/18 = 40 × 28/18 × 28 = 1120/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
30/56 = 30 × 9/56 × 9 = 270/504 - Add the two like fractions:
1120/504 + 270/504 = 1120 + 270/504 = 1390/504 - 1390/504 simplified gives 695/252
- So, 40/18 + 30/56 = 695/252
In mixed form: 2191/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+30/56 40/18+60/56 40/36+30/56 40/18+90/56 40/54+30/56 40/90+30/56