Subtract 2/12 from 63/70
63/70 - 2/12 is 11/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
63/70 = 63 × 6/70 × 6 = 378/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
2/12 = 2 × 35/12 × 35 = 70/420 - Subtract the two like fractions:
378/420 - 70/420 = 378 - 70/420 = 308/420 - After reducing the fraction, the answer is 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70-4/12 63/70-2/24 63/70-6/12 63/70-2/36 63/70-10/12 63/70-2/60 63/70-14/12 63/70-2/84