Subtract 98/80 from 70/14
1st number: 5 0/14, 2nd number: 1 18/80
70/14 - 98/80 is 151/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
70/14 = 70 × 40/14 × 40 = 2800/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
98/80 = 98 × 7/80 × 7 = 686/560 - Subtract the two like fractions:
2800/560 - 686/560 = 2800 - 686/560 = 2114/560 - After reducing the fraction, the answer is 151/40
- In mixed form: 331/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28-98/80 70/42-98/80 70/98-98/80