Subtract 18/10 from 28/14
1st number: 2 0/14, 2nd number: 1 8/10
28/14 - 18/10 is 1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
28/14 = 28 × 5/14 × 5 = 140/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
18/10 = 18 × 7/10 × 7 = 126/70 - Subtract the two like fractions:
140/70 - 126/70 = 140 - 126/70 = 14/70 - After reducing the fraction, the answer is 1/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14-18/10 28/14-36/10 28/14-18/20 84/14-18/10 28/14-54/10 28/42-18/10 28/14-18/30 28/14-90/10 28/70-18/10 28/14-18/50 28/98-18/10 28/14-18/70