Subtract 3/32 from 12/90
12/90 - 3/32 is 19/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 32 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
12/90 = 12 × 16/90 × 16 = 192/1440 - Likewise, for the 2nd fraction, since 32 × 45 = 1440,
3/32 = 3 × 45/32 × 45 = 135/1440 - Subtract the two like fractions:
192/1440 - 135/1440 = 192 - 135/1440 = 57/1440 - After reducing the fraction, the answer is 19/480
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/90-3/32 12/90-6/32 12/90-3/64 36/90-3/32 12/90-9/32 12/90-3/96 60/90-3/32 12/90-15/32 84/90-3/32 12/90-21/32