Subtract 1/90 from 60/3
1st number: 20 0/3, 2nd number: 1/90
60/3 - 1/90 is 1799/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
60/3 = 60 × 30/3 × 30 = 1800/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
1/90 = 1 × 1/90 × 1 = 1/90 - Subtract the two like fractions:
1800/90 - 1/90 = 1800 - 1/90 = 1799/90 - In mixed form: 1989/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/3-2/90 60/6-1/90 60/3-3/90 60/9-1/90 60/3-5/90 60/15-1/90 60/3-7/90 60/21-1/90