Subtract 28/49 from 8/3, Solve 2 2/3

Subtract 28/49 from 8/3

1^st number: 2 2/3, 2^nd number: 28/49

8/3 - 28/49 is 44/21.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 49 is 147

Next, find the equivalent fraction of both fractional numbers with denominator 147
For the 1st fraction, since 3 × 49 = 147,
8/3 = 8 × 49/3 × 49 = 392/147
Likewise, for the 2nd fraction, since 49 × 3 = 147,
28/49 = 28 × 3/49 × 3 = 84/147
Subtract the two like fractions:
392/147 - 84/147 = 392 - 84/147 = 308/147
After reducing the fraction, the answer is 44/21
In mixed form: 22/21

MathStep (Works offline)

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