Subtract 4/49 from 42/2
1st number: 21 0/2, 2nd number: 4/49
42/2 - 4/49 is 1025/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
42/2 = 42 × 49/2 × 49 = 2058/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
4/49 = 4 × 2/49 × 2 = 8/98 - Subtract the two like fractions:
2058/98 - 8/98 = 2058 - 8/98 = 2050/98 - After reducing the fraction, the answer is 1025/49
- In mixed form: 2045/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2-4/49 42/2-8/49 42/4-4/49 42/2-4/98 42/2-12/49 42/6-4/49 42/2-20/49 42/10-4/49 42/2-28/49 42/14-4/49