Subtract 54/30 from 14/80
1st number: 14/80, 2nd number: 1 24/30
14/80 - 54/30 is -13/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
14/80 = 14 × 3/80 × 3 = 42/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
54/30 = 54 × 8/30 × 8 = 432/240 - Subtract the two like fractions:
42/240 - 432/240 = 42 - 432/240 = -390/240 - After reducing the fraction, the answer is -13/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/80-54/30 14/80-54/60 42/80-54/30 14/80-54/90 70/80-54/30 98/80-54/30