Subtract 72/14 from 3/70
1st number: 3/70, 2nd number: 5 2/14
3/70 - 72/14 is -51/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
72/14 = 72 × 5/14 × 5 = 360/70 - Subtract the two like fractions:
3/70 - 360/70 = 3 - 360/70 = -357/70 - After reducing the fraction, the answer is -51/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70-72/14 3/70-72/28 9/70-72/14 3/70-72/42 15/70-72/14 3/70-72/70 21/70-72/14 3/70-72/98