Subtract 98/70 from 5/75
1st number: 5/75, 2nd number: 1 28/70
5/75 - 98/70 is -4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
5/75 = 5 × 14/75 × 14 = 70/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
98/70 = 98 × 15/70 × 15 = 1470/1050 - Subtract the two like fractions:
70/1050 - 1470/1050 = 70 - 1470/1050 = -1400/1050 - After reducing the fraction, the answer is -4/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/75-98/70 15/75-98/70 25/75-98/70 35/75-98/70