Subtract 24/6 from 2/40, Solve 2/40

Subtract 24/6 from 2/40

1^st number: 2/40, 2^nd number: 4 0/6

2/40 - 24/6 is -79/20.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 40 × 3 = 120,
2/40 = 2 × 3/40 × 3 = 6/120
Likewise, for the 2nd fraction, since 6 × 20 = 120,
24/6 = 24 × 20/6 × 20 = 480/120
Subtract the two like fractions:
6/120 - 480/120 = 6 - 480/120 = -474/120
After reducing the fraction, the answer is -79/20

MathStep (Works offline)

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