Subtract 3/16 from 45/90
45/90 - 3/16 is 5/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
45/90 = 45 × 8/90 × 8 = 360/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
3/16 = 3 × 45/16 × 45 = 135/720 - Subtract the two like fractions:
360/720 - 135/720 = 360 - 135/720 = 225/720 - After reducing the fraction, the answer is 5/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 45/90-6/16 45/90-3/32 45/90-9/16 45/90-3/48 45/90-15/16 45/90-3/80 45/90-21/16