Subtract 10/40 from 70/14
1st number: 5 0/14, 2nd number: 10/40
70/14 - 10/40 is 19/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
70/14 = 70 × 20/14 × 20 = 1400/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
10/40 = 10 × 7/40 × 7 = 70/280 - Subtract the two like fractions:
1400/280 - 70/280 = 1400 - 70/280 = 1330/280 - After reducing the fraction, the answer is 19/4
- In mixed form: 43/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14-20/40 70/28-10/40 70/14-10/80 70/14-30/40 70/42-10/40 70/14-50/40 70/14-70/40 70/98-10/40