Add 4/21 and 30/98
4/21 + 30/98 is 73/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 21 × 14 = 294,
4/21 = 4 × 14/21 × 14 = 56/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
30/98 = 30 × 3/98 × 3 = 90/294 - Add the two like fractions:
56/294 + 90/294 = 56 + 90/294 = 146/294 - 146/294 simplified gives 73/147
- So, 4/21 + 30/98 = 73/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/21+30/98 4/21+60/98 4/42+30/98 12/21+30/98 4/21+90/98 4/63+30/98 20/21+30/98 28/21+30/98