Add 2/90 and 12/98
2/90 + 12/98 is 319/2205.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
2/90 = 2 × 49/90 × 49 = 98/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
12/98 = 12 × 45/98 × 45 = 540/4410 - Add the two like fractions:
98/4410 + 540/4410 = 98 + 540/4410 = 638/4410 - 638/4410 simplified gives 319/2205
- So, 2/90 + 12/98 = 319/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90+12/98 2/90+24/98 6/90+12/98 2/90+36/98 10/90+12/98 2/90+60/98 14/90+12/98 2/90+84/98