Subtract 10/30 from 14/42
14/42 - 10/30 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
14/42 = 14 × 5/42 × 5 = 70/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
10/30 = 10 × 7/30 × 7 = 70/210 - Subtract the two like fractions:
70/210 - 70/210 = 70 - 70/210 = 0/210 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/42-10/30 14/42-20/30 14/84-10/30 14/42-10/60 14/42-10/90 70/42-10/30 14/42-50/30 98/42-10/30 14/42-70/30