Add 18/49 and 27/20
1st number: 18/49, 2nd number: 1 7/20
18/49 + 27/20 is 1683/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
18/49 = 18 × 20/49 × 20 = 360/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
27/20 = 27 × 49/20 × 49 = 1323/980 - Add the two like fractions:
360/980 + 1323/980 = 360 + 1323/980 = 1683/980 - So, 18/49 + 27/20 = 1683/980
In mixed form: 1703/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/49+27/20 18/49+54/20 18/98+27/20 18/49+27/40 54/49+27/20 18/49+81/20 18/49+27/60 90/49+27/20