Add 18/90 and 98/4
1st number: 18/90, 2nd number: 24 2/4
18/90 + 98/4 is 247/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
18/90 = 18 × 2/90 × 2 = 36/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
98/4 = 98 × 45/4 × 45 = 4410/180 - Add the two like fractions:
36/180 + 4410/180 = 36 + 4410/180 = 4446/180 - 4446/180 simplified gives 247/10
- So, 18/90 + 98/4 = 247/10
In mixed form: 247/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/90+98/4 18/90+98/8 54/90+98/4 18/90+98/12 18/90+98/20 18/90+98/28