Subtract 2/30 from 45/14
1st number: 3 3/14, 2nd number: 2/30
45/14 - 2/30 is 661/210.
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,
45/14 = 45 × 15/14 × 15 = 675/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
2/30 = 2 × 7/30 × 7 = 14/210 - Subtract the two like fractions:
675/210 - 14/210 = 675 - 14/210 = 661/210 - In mixed form: 331/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14-2/30 45/14-4/30 45/28-2/30 45/14-2/60 45/14-6/30 45/42-2/30 45/14-2/90 45/14-10/30 45/70-2/30 45/14-14/30 45/98-2/30