Subtract 4/5 from 60/40
1st number: 1 20/40, 2nd number: 4/5
60/40 - 4/5 is 7/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
60/40 = 60 × 1/40 × 1 = 60/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
4/5 = 4 × 8/5 × 8 = 32/40 - Subtract the two like fractions:
60/40 - 32/40 = 60 - 32/40 = 28/40 - After reducing the fraction, the answer is 7/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40-8/5 60/80-4/5 60/40-4/10 60/40-12/5 60/40-4/15 60/40-20/5 60/40-4/25 60/40-28/5 60/40-4/35