Add 36/98 and 21/70
36/98 + 21/70 is 327/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
36/98 = 36 × 5/98 × 5 = 180/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
21/70 = 21 × 7/70 × 7 = 147/490 - Add the two like fractions:
180/490 + 147/490 = 180 + 147/490 = 327/490 - So, 36/98 + 21/70 = 327/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/98+21/70 36/98+42/70 36/98+63/70