Subtract 1/50 from 12/70
12/70 - 1/50 is 53/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
12/70 = 12 × 5/70 × 5 = 60/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
1/50 = 1 × 7/50 × 7 = 7/350 - Subtract the two like fractions:
60/350 - 7/350 = 60 - 7/350 = 53/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70-1/50 12/70-2/50 36/70-1/50 12/70-3/50 60/70-1/50 12/70-5/50 84/70-1/50 12/70-7/50