Subtract 1/28 from 45/3
1st number: 15 0/3, 2nd number: 1/28
45/3 - 1/28 is 419/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 3 × 28 = 84,
45/3 = 45 × 28/3 × 28 = 1260/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
1/28 = 1 × 3/28 × 3 = 3/84 - Subtract the two like fractions:
1260/84 - 3/84 = 1260 - 3/84 = 1257/84 - After reducing the fraction, the answer is 419/28
- In mixed form: 1427/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3-1/28 45/3-2/28 45/6-1/28 45/3-1/56 45/3-3/28 45/9-1/28 45/3-1/84 45/3-5/28 45/15-1/28 45/3-7/28 45/21-1/28