Subtract 3/40 from 27/3, Solve 9 0/3

Subtract 3/40 from 27/3

1^st number: 9 0/3, 2^nd number: 3/40

27/3 - 3/40 is 357/40.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 3 × 40 = 120,
27/3 = 27 × 40/3 × 40 = 1080/120
Likewise, for the 2nd fraction, since 40 × 3 = 120,
3/40 = 3 × 3/40 × 3 = 9/120
Subtract the two like fractions:
1080/120 - 9/120 = 1080 - 9/120 = 1071/120
After reducing the fraction, the answer is 357/40
In mixed form: 837/40

MathStep (Works offline)

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