Subtract 1/14 from 40/30
1st number: 1 10/30, 2nd number: 1/14
40/30 - 1/14 is 53/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
40/30 = 40 × 7/30 × 7 = 280/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
1/14 = 1 × 15/14 × 15 = 15/210 - Subtract the two like fractions:
280/210 - 15/210 = 280 - 15/210 = 265/210 - After reducing the fraction, the answer is 53/42
- In mixed form: 111/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30-1/14 40/30-2/14 40/60-1/14 40/30-1/28 40/30-3/14 40/90-1/14 40/30-1/42 40/30-5/14 40/30-1/70 40/30-7/14 40/30-1/98