Subtract 12/70 from 60/21
1st number: 2 18/21, 2nd number: 12/70
60/21 - 12/70 is 94/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
60/21 = 60 × 10/21 × 10 = 600/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
12/70 = 12 × 3/70 × 3 = 36/210 - Subtract the two like fractions:
600/210 - 36/210 = 600 - 36/210 = 564/210 - After reducing the fraction, the answer is 94/35
- In mixed form: 224/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/21-24/70 60/42-12/70 60/21-36/70 60/63-12/70 60/21-60/70 60/21-84/70