Add 18/40 and 98/20
1st number: 18/40, 2nd number: 4 18/20
18/40 + 98/20 is 107/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
18/40 = 18 × 1/40 × 1 = 18/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
98/20 = 98 × 2/20 × 2 = 196/40 - Add the two like fractions:
18/40 + 196/40 = 18 + 196/40 = 214/40 - 214/40 simplified gives 107/20
- So, 18/40 + 98/20 = 107/20
In mixed form: 57/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/40+98/20 18/80+98/20 18/40+98/40 54/40+98/20 18/40+98/60 90/40+98/20