Subtract 10/42 from 50/5
1st number: 10 0/5, 2nd number: 10/42
50/5 - 10/42 is 205/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
50/5 = 50 × 42/5 × 42 = 2100/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
10/42 = 10 × 5/42 × 5 = 50/210 - Subtract the two like fractions:
2100/210 - 50/210 = 2100 - 50/210 = 2050/210 - After reducing the fraction, the answer is 205/21
- In mixed form: 916/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/5-20/42 50/10-10/42 50/5-10/84 50/5-30/42 50/15-10/42 50/5-50/42 50/25-10/42 50/5-70/42 50/35-10/42