Subtract 20/8 from 12/60
1st number: 12/60, 2nd number: 2 4/8
12/60 - 20/8 is -23/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
12/60 = 12 × 2/60 × 2 = 24/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
20/8 = 20 × 15/8 × 15 = 300/120 - Subtract the two like fractions:
24/120 - 300/120 = 24 - 300/120 = -276/120 - After reducing the fraction, the answer is -23/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/60-20/8 12/60-40/8 12/60-20/16 36/60-20/8 12/60-60/8 12/60-20/24 12/60-20/40 84/60-20/8 12/60-20/56