Subtract 9/4 from 42/14
1st number: 3 0/14, 2nd number: 2 1/4
42/14 - 9/4 is 3/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
42/14 = 42 × 2/14 × 2 = 84/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
9/4 = 9 × 7/4 × 7 = 63/28 - Subtract the two like fractions:
84/28 - 63/28 = 84 - 63/28 = 21/28 - After reducing the fraction, the answer is 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14-9/4 42/14-18/4 42/28-9/4 42/14-9/8 42/14-27/4 42/14-9/12 42/14-45/4 42/70-9/4 42/14-9/20 42/14-63/4 42/98-9/4 42/14-9/28