Subtract 49/98 from 21/6, Solve 3 3/6

Subtract 49/98 from 21/6

1^st number: 3 3/6, 2^nd number: 49/98

21/6 - 49/98 is 3/1.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 98 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 6 × 49 = 294,
21/6 = 21 × 49/6 × 49 = 1029/294
Likewise, for the 2nd fraction, since 98 × 3 = 294,
49/98 = 49 × 3/98 × 3 = 147/294
Subtract the two like fractions:
1029/294 - 147/294 = 1029 - 147/294 = 882/294
After reducing the fraction, the answer is 3/1

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad