Subtract 40/63 from 28/16
1st number: 1 12/16, 2nd number: 40/63
28/16 - 40/63 is 281/252.
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,
28/16 = 28 × 63/16 × 63 = 1764/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
40/63 = 40 × 16/63 × 16 = 640/1008 - Subtract the two like fractions:
1764/1008 - 640/1008 = 1764 - 640/1008 = 1124/1008 - After reducing the fraction, the answer is 281/252
- In mixed form: 129/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16-40/63 28/16-80/63 28/32-40/63 84/16-40/63 28/48-40/63 28/80-40/63