Subtract 10/54 from 40/6, Solve 6 4/6

Subtract 10/54 from 40/6

1^st number: 6 4/6, 2^nd number: 10/54

40/6 - 10/54 is 175/27.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 54 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 6 × 9 = 54,
40/6 = 40 × 9/6 × 9 = 360/54
Likewise, for the 2nd fraction, since 54 × 1 = 54,
10/54 = 10 × 1/54 × 1 = 10/54
Subtract the two like fractions:
360/54 - 10/54 = 360 - 10/54 = 350/54
After reducing the fraction, the answer is 175/27
In mixed form: 613/27

MathStep (Works offline)

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