Subtract 30/45 from 6/10
6/10 - 30/45 is -1/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
6/10 = 6 × 9/10 × 9 = 54/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
30/45 = 30 × 2/45 × 2 = 60/90 - Subtract the two like fractions:
54/90 - 60/90 = 54 - 60/90 = -6/90 - After reducing the fraction, the answer is -1/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/10-30/45 6/10-60/45 6/20-30/45 6/10-30/90 18/10-30/45 6/10-90/45 6/30-30/45 30/10-30/45 6/50-30/45 42/10-30/45 6/70-30/45