Subtract 30/4 from 14/80
1st number: 14/80, 2nd number: 7 2/4
14/80 - 30/4 is -293/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80 - Likewise, for the 2nd fraction, since 4 × 20 = 80,
30/4 = 30 × 20/4 × 20 = 600/80 - Subtract the two like fractions:
14/80 - 600/80 = 14 - 600/80 = -586/80 - After reducing the fraction, the answer is -293/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/80-30/4 14/80-60/4 14/80-30/8 42/80-30/4 14/80-90/4 14/80-30/12 70/80-30/4 14/80-30/20 98/80-30/4 14/80-30/28