Subtract 6/42 from 24/30
24/30 - 6/42 is 23/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
24/30 = 24 × 7/30 × 7 = 168/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
6/42 = 6 × 5/42 × 5 = 30/210 - Subtract the two like fractions:
168/210 - 30/210 = 168 - 30/210 = 138/210 - After reducing the fraction, the answer is 23/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/30-6/42 24/30-12/42 24/60-6/42 24/30-6/84 72/30-6/42 24/30-18/42 24/90-6/42 24/30-30/42