Subtract 28/70 from 45/6
1st number: 7 3/6, 2nd number: 28/70
45/6 - 28/70 is 71/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
45/6 = 45 × 35/6 × 35 = 1575/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
28/70 = 28 × 3/70 × 3 = 84/210 - Subtract the two like fractions:
1575/210 - 84/210 = 1575 - 84/210 = 1491/210 - After reducing the fraction, the answer is 71/10
- In mixed form: 71/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-28/70 45/6-56/70 45/12-28/70 45/6-84/70 45/18-28/70 45/30-28/70 45/42-28/70