Subtract 3/27 from 60/30
1st number: 2 0/30, 2nd number: 3/27
60/30 - 3/27 is 17/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
60/30 = 60 × 9/30 × 9 = 540/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
3/27 = 3 × 10/27 × 10 = 30/270 - Subtract the two like fractions:
540/270 - 30/270 = 540 - 30/270 = 510/270 - After reducing the fraction, the answer is 17/9
- In mixed form: 18/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/30-6/27 60/30-3/54 60/30-9/27 60/90-3/27 60/30-3/81 60/30-15/27 60/30-21/27