Subtract 2/30 from 40/10
1st number: 4 0/10, 2nd number: 2/30
40/10 - 2/30 is 59/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
40/10 = 40 × 3/10 × 3 = 120/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
2/30 = 2 × 1/30 × 1 = 2/30 - Subtract the two like fractions:
120/30 - 2/30 = 120 - 2/30 = 118/30 - After reducing the fraction, the answer is 59/15
- In mixed form: 314/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10-2/30 40/10-4/30 40/20-2/30 40/10-2/60 40/10-6/30 40/30-2/30 40/10-2/90 40/10-10/30 40/50-2/30 40/10-14/30 40/70-2/30