Add 90/98 and 3/10
90/98 + 3/10 is 597/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
90/98 = 90 × 5/98 × 5 = 450/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
3/10 = 3 × 49/10 × 49 = 147/490 - Add the two like fractions:
450/490 + 147/490 = 450 + 147/490 = 597/490 - So, 90/98 + 3/10 = 597/490
In mixed form: 1107/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+6/10 90/98+3/20 90/98+9/10 90/98+3/30 90/98+15/10 90/98+3/50 90/98+21/10 90/98+3/70