Subtract 4/40 from 32/2
1st number: 16 0/2, 2nd number: 4/40
32/2 - 4/40 is 159/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
32/2 = 32 × 20/2 × 20 = 640/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
4/40 = 4 × 1/40 × 1 = 4/40 - Subtract the two like fractions:
640/40 - 4/40 = 640 - 4/40 = 636/40 - After reducing the fraction, the answer is 159/10
- In mixed form: 159/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/2-4/40 32/2-8/40 32/4-4/40 32/2-4/80 96/2-4/40 32/2-12/40 32/6-4/40 32/2-20/40 32/10-4/40 32/2-28/40 32/14-4/40