Subtract 27/50 from 12/7
1st number: 1 5/7, 2nd number: 27/50
12/7 - 27/50 is 411/350.
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,
12/7 = 12 × 50/7 × 50 = 600/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
27/50 = 27 × 7/50 × 7 = 189/350 - Subtract the two like fractions:
600/350 - 189/350 = 600 - 189/350 = 411/350 - In mixed form: 161/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/7-27/50 12/7-54/50 12/14-27/50 36/7-27/50 12/7-81/50 12/21-27/50 60/7-27/50 12/35-27/50 84/7-27/50 12/49-27/50