Subtract 45/48 from 24/30
24/30 - 45/48 is -11/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
24/30 = 24 × 8/30 × 8 = 192/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
45/48 = 45 × 5/48 × 5 = 225/240 - Subtract the two like fractions:
192/240 - 225/240 = 192 - 225/240 = -33/240 - After reducing the fraction, the answer is -11/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/30-45/48 24/30-90/48 24/60-45/48 24/30-45/96 72/30-45/48 24/90-45/48