Subtract 4/40 from 18/3
1st number: 6 0/3, 2nd number: 4/40
18/3 - 4/40 is 59/10.
Steps for subtracting fractions
- 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,
18/3 = 18 × 40/3 × 40 = 720/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
4/40 = 4 × 3/40 × 3 = 12/120 - Subtract the two like fractions:
720/120 - 12/120 = 720 - 12/120 = 708/120 - After reducing the fraction, the answer is 59/10
- In mixed form: 59/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3-4/40 18/3-8/40 18/6-4/40 18/3-4/80 54/3-4/40 18/3-12/40 18/9-4/40 90/3-4/40 18/3-20/40 18/15-4/40 18/3-28/40 18/21-4/40