Subtract 36/4 from 5/90
1st number: 5/90, 2nd number: 9 0/4
5/90 - 36/4 is -161/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
5/90 = 5 × 2/90 × 2 = 10/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
36/4 = 36 × 45/4 × 45 = 1620/180 - Subtract the two like fractions:
10/180 - 1620/180 = 10 - 1620/180 = -1610/180 - After reducing the fraction, the answer is -161/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90-36/4 5/90-72/4 5/90-36/8 15/90-36/4 5/90-36/12 25/90-36/4 5/90-36/20 35/90-36/4 5/90-36/28