Subtract 70/80 from 49/2
1st number: 24 1/2, 2nd number: 70/80
49/2 - 70/80 is 189/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
49/2 = 49 × 40/2 × 40 = 1960/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
70/80 = 70 × 1/80 × 1 = 70/80 - Subtract the two like fractions:
1960/80 - 70/80 = 1960 - 70/80 = 1890/80 - After reducing the fraction, the answer is 189/8
- In mixed form: 235/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/2-70/80 49/4-70/80 49/6-70/80 49/10-70/80 49/14-70/80