Subtract 4/80 from 16/3, Solve 5 1/3

Subtract 4/80 from 16/3

1^st number: 5 1/3, 2^nd number: 4/80

16/3 - 4/80 is 317/60.

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,
16/3 = 16 × 80/3 × 80 = 1280/240
Likewise, for the 2nd fraction, since 80 × 3 = 240,
4/80 = 4 × 3/80 × 3 = 12/240
Subtract the two like fractions:
1280/240 - 12/240 = 1280 - 12/240 = 1268/240
After reducing the fraction, the answer is 317/60
In mixed form: 517/60

MathStep (Works offline)

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