Subtract 70/50 from 14/28
1st number: 14/28, 2nd number: 1 20/50
14/28 - 70/50 is -9/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 50 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
14/28 = 14 × 25/28 × 25 = 350/700 - Likewise, for the 2nd fraction, since 50 × 14 = 700,
70/50 = 70 × 14/50 × 14 = 980/700 - Subtract the two like fractions:
350/700 - 980/700 = 350 - 980/700 = -630/700 - After reducing the fraction, the answer is -9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/56-70/50 42/28-70/50 14/84-70/50 70/28-70/50 98/28-70/50