Subtract 3/80 from 9/3, Solve 3 0/3

Subtract 3/80 from 9/3

1^st number: 3 0/3, 2^nd number: 3/80

9/3 - 3/80 is 237/80.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 3 × 80 = 240,
9/3 = 9 × 80/3 × 80 = 720/240
Likewise, for the 2nd fraction, since 80 × 3 = 240,
3/80 = 3 × 3/80 × 3 = 9/240
Subtract the two like fractions:
720/240 - 9/240 = 720 - 9/240 = 711/240
After reducing the fraction, the answer is 237/80
In mixed form: 277/80

MathStep (Works offline)

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