Subtract 40/54 from 60/30
1st number: 2 0/30, 2nd number: 40/54
60/30 - 40/54 is 34/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 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 54 × 5 = 270,
40/54 = 40 × 5/54 × 5 = 200/270 - Subtract the two like fractions:
540/270 - 200/270 = 540 - 200/270 = 340/270 - After reducing the fraction, the answer is 34/27
- In mixed form: 17/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/30-80/54 60/90-40/54