Subtract 1/42 from 35/10
1st number: 3 5/10, 2nd number: 1/42
35/10 - 1/42 is 73/21.
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,
1/42 = 1 × 5/42 × 5 = 5/210 - Subtract the two like fractions:
735/210 - 5/210 = 735 - 5/210 = 730/210 - After reducing the fraction, the answer is 73/21
- In mixed form: 310/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10-1/42 35/10-2/42 35/20-1/42 35/10-1/84 35/10-3/42 35/30-1/42 35/10-5/42 35/50-1/42 35/10-7/42 35/70-1/42