Add 98/4 and 20/90
1st number: 24 2/4, 2nd number: 20/90
98/4 + 20/90 is 445/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
98/4 = 98 × 45/4 × 45 = 4410/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
20/90 = 20 × 2/90 × 2 = 40/180 - Add the two like fractions:
4410/180 + 40/180 = 4410 + 40/180 = 4450/180 - 4450/180 simplified gives 445/18
- So, 98/4 + 20/90 = 445/18
In mixed form: 2413/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4+40/90 98/8+20/90 98/4+60/90 98/12+20/90 98/20+20/90 98/28+20/90