Add 8/90 and 30/98
8/90 + 30/98 is 871/2205.
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,
8/90 = 8 × 49/90 × 49 = 392/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
30/98 = 30 × 45/98 × 45 = 1350/4410 - Add the two like fractions:
392/4410 + 1350/4410 = 392 + 1350/4410 = 1742/4410 - 1742/4410 simplified gives 871/2205
- So, 8/90 + 30/98 = 871/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/90+30/98 8/90+60/98 24/90+30/98 8/90+90/98 40/90+30/98 56/90+30/98