Subtract 10/30 from 45/14
1st number: 3 3/14, 2nd number: 10/30
45/14 - 10/30 is 121/42.
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,
45/14 = 45 × 15/14 × 15 = 675/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
10/30 = 10 × 7/30 × 7 = 70/210 - Subtract the two like fractions:
675/210 - 70/210 = 675 - 70/210 = 605/210 - After reducing the fraction, the answer is 121/42
- In mixed form: 237/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14-10/30 45/14-20/30 45/28-10/30 45/14-10/60 45/42-10/30 45/14-10/90 45/14-50/30 45/70-10/30 45/14-70/30 45/98-10/30