Subtract 1/30 from 40/14
1st number: 2 12/14, 2nd number: 1/30
40/14 - 1/30 is 593/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
40/14 = 40 × 15/14 × 15 = 600/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Subtract the two like fractions:
600/210 - 7/210 = 600 - 7/210 = 593/210 - In mixed form: 2173/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14-1/30 40/14-2/30 40/28-1/30 40/14-1/60 40/14-3/30 40/42-1/30 40/14-1/90 40/14-5/30 40/70-1/30 40/14-7/30 40/98-1/30