Subtract 25/42 from 35/10
1st number: 3 5/10, 2nd number: 25/42
35/10 - 25/42 is 61/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
35/10 = 35 × 21/10 × 21 = 735/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
25/42 = 25 × 5/42 × 5 = 125/210 - Subtract the two like fractions:
735/210 - 125/210 = 735 - 125/210 = 610/210 - After reducing the fraction, the answer is 61/21
- In mixed form: 219/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10-25/42 35/10-50/42 35/20-25/42 35/10-25/84 35/10-75/42 35/30-25/42 35/50-25/42 35/70-25/42