Add 90/35 and 20/98
1st number: 2 20/35, 2nd number: 20/98
90/35 + 20/98 is 136/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 35 × 14 = 490,
90/35 = 90 × 14/35 × 14 = 1260/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
20/98 = 20 × 5/98 × 5 = 100/490 - Add the two like fractions:
1260/490 + 100/490 = 1260 + 100/490 = 1360/490 - 1360/490 simplified gives 136/49
- So, 90/35 + 20/98 = 136/49
In mixed form: 238/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35+40/98 90/70+20/98 90/35+60/98