Subtract 18/14 from 70/98
1st number: 70/98, 2nd number: 1 4/14
70/98 - 18/14 is -4/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 14 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
70/98 = 70 × 1/98 × 1 = 70/98 - Likewise, for the 2nd fraction, since 14 × 7 = 98,
18/14 = 18 × 7/14 × 7 = 126/98 - Subtract the two like fractions:
70/98 - 126/98 = 70 - 126/98 = -56/98 - After reducing the fraction, the answer is -4/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/98-36/14 70/98-18/28 70/98-54/14 70/98-18/42 70/98-90/14 70/98-18/70 70/98-18/98