Subtract 48/45 from 84/12
1st number: 7 0/12, 2nd number: 1 3/45
84/12 - 48/45 is 89/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
84/12 = 84 × 15/12 × 15 = 1260/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
48/45 = 48 × 4/45 × 4 = 192/180 - Subtract the two like fractions:
1260/180 - 192/180 = 1260 - 192/180 = 1068/180 - After reducing the fraction, the answer is 89/15
- In mixed form: 514/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12-96/45 84/24-48/45 84/12-48/90 84/36-48/45 84/60-48/45