Subtract 12/50 from 63/70
63/70 - 12/50 is 33/50.
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,
63/70 = 63 × 5/70 × 5 = 315/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
12/50 = 12 × 7/50 × 7 = 84/350 - Subtract the two like fractions:
315/350 - 84/350 = 315 - 84/350 = 231/350 - After reducing the fraction, the answer is 33/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70-24/50 63/70-36/50 63/70-60/50 63/70-84/50