Subtract 28/70 from 45/10
1st number: 4 5/10, 2nd number: 28/70
45/10 - 28/70 is 41/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
45/10 = 45 × 7/10 × 7 = 315/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
28/70 = 28 × 1/70 × 1 = 28/70 - Subtract the two like fractions:
315/70 - 28/70 = 315 - 28/70 = 287/70 - After reducing the fraction, the answer is 41/10
- In mixed form: 41/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-28/70 45/10-56/70 45/20-28/70 45/10-84/70 45/30-28/70 45/50-28/70 45/70-28/70