Subtract 9/48 from 8/40
8/40 - 9/48 is 1/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
8/40 = 8 × 6/40 × 6 = 48/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
9/48 = 9 × 5/48 × 5 = 45/240 - Subtract the two like fractions:
48/240 - 45/240 = 48 - 45/240 = 3/240 - After reducing the fraction, the answer is 1/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40-9/48 8/40-18/48 8/80-9/48 8/40-9/96 24/40-9/48 8/40-27/48 8/40-45/48 56/40-9/48 8/40-63/48