Subtract 14/24 from 45/42
1st number: 1 3/42, 2nd number: 14/24
45/42 - 14/24 is 41/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
45/42 = 45 × 4/42 × 4 = 180/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
14/24 = 14 × 7/24 × 7 = 98/168 - Subtract the two like fractions:
180/168 - 98/168 = 180 - 98/168 = 82/168 - After reducing the fraction, the answer is 41/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42-14/24 45/42-28/24 45/84-14/24 45/42-14/48 45/42-42/24 45/42-14/72 45/42-70/24 45/42-98/24