Add 90/20 and 60/98
1st number: 4 10/20, 2nd number: 60/98
90/20 + 60/98 is 501/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
90/20 = 90 × 49/20 × 49 = 4410/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
60/98 = 60 × 10/98 × 10 = 600/980 - Add the two like fractions:
4410/980 + 600/980 = 4410 + 600/980 = 5010/980 - 5010/980 simplified gives 501/98
- So, 90/20 + 60/98 = 501/98
In mixed form: 511/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+60/98 90/60+60/98