Subtract 40/63 from 12/16
12/16 - 40/63 is 29/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
12/16 = 12 × 63/16 × 63 = 756/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
40/63 = 40 × 16/63 × 16 = 640/1008 - Subtract the two like fractions:
756/1008 - 640/1008 = 756 - 640/1008 = 116/1008 - After reducing the fraction, the answer is 29/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/16-40/63 12/16-80/63 12/32-40/63 36/16-40/63 12/48-40/63 60/16-40/63 12/80-40/63 84/16-40/63