Subtract 84/50 from 20/7
1st number: 2 6/7, 2nd number: 1 34/50
20/7 - 84/50 is 206/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 7 × 50 = 350,
20/7 = 20 × 50/7 × 50 = 1000/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
84/50 = 84 × 7/50 × 7 = 588/350 - Subtract the two like fractions:
1000/350 - 588/350 = 1000 - 588/350 = 412/350 - After reducing the fraction, the answer is 206/175
- In mixed form: 131/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/7-84/50 20/14-84/50 60/7-84/50 20/21-84/50 20/35-84/50 20/49-84/50