Subtract 40/4 from 2/30
1st number: 2/30, 2nd number: 10 0/4
2/30 - 40/4 is -149/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
2/30 = 2 × 2/30 × 2 = 4/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
40/4 = 40 × 15/4 × 15 = 600/60 - Subtract the two like fractions:
4/60 - 600/60 = 4 - 600/60 = -596/60 - After reducing the fraction, the answer is -149/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30-40/4 2/30-80/4 2/60-40/4 2/30-40/8 6/30-40/4 2/90-40/4 2/30-40/12 10/30-40/4 2/30-40/20 14/30-40/4 2/30-40/28