Subtract 18/35 from 60/21
1st number: 2 18/21, 2nd number: 18/35
60/21 - 18/35 is 82/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
60/21 = 60 × 5/21 × 5 = 300/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
18/35 = 18 × 3/35 × 3 = 54/105 - Subtract the two like fractions:
300/105 - 54/105 = 300 - 54/105 = 246/105 - After reducing the fraction, the answer is 82/35
- In mixed form: 212/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/21-36/35 60/42-18/35 60/21-18/70 60/21-54/35 60/63-18/35 60/21-90/35