Subtract 63/84 from 1/10
1/10 - 63/84 is -13/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
1/10 = 1 × 42/10 × 42 = 42/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
63/84 = 63 × 5/84 × 5 = 315/420 - Subtract the two like fractions:
42/420 - 315/420 = 42 - 315/420 = -273/420 - After reducing the fraction, the answer is -13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/10-63/84 1/20-63/84 3/10-63/84 1/30-63/84 5/10-63/84 1/50-63/84 7/10-63/84 1/70-63/84