Subtract 60/45 from 10/20
1st number: 10/20, 2nd number: 1 15/45
10/20 - 60/45 is -5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
10/20 = 10 × 9/20 × 9 = 90/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
60/45 = 60 × 4/45 × 4 = 240/180 - Subtract the two like fractions:
90/180 - 240/180 = 90 - 240/180 = -150/180 - After reducing the fraction, the answer is -5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40-60/45 10/20-60/90 30/20-60/45 10/60-60/45 50/20-60/45 70/20-60/45