Subtract 70/5 from 5/42
1st number: 5/42, 2nd number: 14 0/5
5/42 - 70/5 is -583/42.
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,
5/42 = 5 × 5/42 × 5 = 25/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
70/5 = 70 × 42/5 × 42 = 2940/210 - Subtract the two like fractions:
25/210 - 2940/210 = 25 - 2940/210 = -2915/210 - After reducing the fraction, the answer is -583/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/42-70/5 5/84-70/5 5/42-70/10 15/42-70/5 5/42-70/15 25/42-70/5 5/42-70/25 35/42-70/5 5/42-70/35