Add 20/14 and 90/98
1st number: 1 6/14, 2nd number: 90/98
20/14 + 90/98 is 115/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 98 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 14 × 7 = 98,
20/14 = 20 × 7/14 × 7 = 140/98 - Likewise, for the 2nd fraction, since 98 × 1 = 98,
90/98 = 90 × 1/98 × 1 = 90/98 - Add the two like fractions:
140/98 + 90/98 = 140 + 90/98 = 230/98 - 230/98 simplified gives 115/49
- So, 20/14 + 90/98 = 115/49
In mixed form: 217/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14+90/98 20/28+90/98 60/14+90/98 20/42+90/98 20/70+90/98 20/98+90/98