Subtract 14/15 from 42/45
42/45 - 14/15 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
42/45 = 42 × 1/45 × 1 = 42/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
14/15 = 14 × 3/15 × 3 = 42/45 - Subtract the two like fractions:
42/45 - 42/45 = 42 - 42/45 = 0/45 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45-14/15 42/45-28/15 42/90-14/15 42/45-14/30 42/45-42/15 42/45-14/45 42/45-70/15 42/45-14/75 42/45-98/15