Subtract 2/48 from 5/90
5/90 - 2/48 is 1/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
5/90 = 5 × 8/90 × 8 = 40/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
2/48 = 2 × 15/48 × 15 = 30/720 - Subtract the two like fractions:
40/720 - 30/720 = 40 - 30/720 = 10/720 - After reducing the fraction, the answer is 1/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90-2/48 5/90-4/48 5/90-2/96 15/90-2/48 5/90-6/48 25/90-2/48 5/90-10/48 35/90-2/48 5/90-14/48