Subtract 45/42 from 6/10
1st number: 6/10, 2nd number: 1 3/42
6/10 - 45/42 is -33/70.
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,
6/10 = 6 × 21/10 × 21 = 126/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
45/42 = 45 × 5/42 × 5 = 225/210 - Subtract the two like fractions:
126/210 - 225/210 = 126 - 225/210 = -99/210 - After reducing the fraction, the answer is -33/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/10-45/42 6/10-90/42 6/20-45/42 6/10-45/84 18/10-45/42 6/30-45/42 30/10-45/42 6/50-45/42 42/10-45/42 6/70-45/42