Subtract 25/16 from 40/27
1st number: 1 13/27, 2nd number: 1 9/16
40/27 - 25/16 is -35/432.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
40/27 = 40 × 16/27 × 16 = 640/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
25/16 = 25 × 27/16 × 27 = 675/432 - Subtract the two like fractions:
640/432 - 675/432 = 640 - 675/432 = -35/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27-25/16 40/27-50/16 40/54-25/16 40/27-25/32 40/27-75/16 40/81-25/16 40/27-25/48 40/27-25/80