Subtract 4/20 from 96/90
1st number: 1 6/90, 2nd number: 4/20
96/90 - 4/20 is 13/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
96/90 = 96 × 2/90 × 2 = 192/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
4/20 = 4 × 9/20 × 9 = 36/180 - Subtract the two like fractions:
192/180 - 36/180 = 192 - 36/180 = 156/180 - After reducing the fraction, the answer is 13/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/90-8/20 96/90-4/40 96/90-12/20 96/90-4/60 96/90-28/20