Add 3/20 and 98/40
1st number: 3/20, 2nd number: 2 18/40
3/20 + 98/40 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
3/20 = 3 × 2/20 × 2 = 6/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
98/40 = 98 × 1/40 × 1 = 98/40 - Add the two like fractions:
6/40 + 98/40 = 6 + 98/40 = 104/40 - 104/40 simplified gives 13/5
- So, 3/20 + 98/40 = 13/5
In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20+98/40 3/40+98/40 3/20+98/80 9/20+98/40 3/60+98/40 15/20+98/40 21/20+98/40