Subtract 2/70 from 28/5
1st number: 5 3/5, 2nd number: 2/70
28/5 - 2/70 is 39/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
28/5 = 28 × 14/5 × 14 = 392/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
2/70 = 2 × 1/70 × 1 = 2/70 - Subtract the two like fractions:
392/70 - 2/70 = 392 - 2/70 = 390/70 - After reducing the fraction, the answer is 39/7
- In mixed form: 54/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5-2/70 28/5-4/70 28/10-2/70 84/5-2/70 28/5-6/70 28/15-2/70 28/5-10/70 28/25-2/70 28/5-14/70 28/35-2/70