Subtract 98/5 from 4/42
1st number: 4/42, 2nd number: 19 3/5
4/42 - 98/5 is -2048/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
98/5 = 98 × 42/5 × 42 = 4116/210 - Subtract the two like fractions:
20/210 - 4116/210 = 20 - 4116/210 = -4096/210 - After reducing the fraction, the answer is -2048/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42-98/5 4/84-98/5 4/42-98/10 12/42-98/5 4/42-98/15 20/42-98/5 4/42-98/25 28/42-98/5 4/42-98/35