Add 8/98 and 4/21
8/98 + 4/21 is 40/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
8/98 = 8 × 3/98 × 3 = 24/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
4/21 = 4 × 14/21 × 14 = 56/294 - Add the two like fractions:
24/294 + 56/294 = 24 + 56/294 = 80/294 - 80/294 simplified gives 40/147
- So, 8/98 + 4/21 = 40/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/98+4/21 8/98+8/21 8/98+4/42 24/98+4/21 8/98+12/21 8/98+4/63 40/98+4/21 8/98+20/21 56/98+4/21 8/98+28/21