Subtract 10/45 from 12/3
1st number: 4 0/3, 2nd number: 10/45
12/3 - 10/45 is 34/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
12/3 = 12 × 15/3 × 15 = 180/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
10/45 = 10 × 1/45 × 1 = 10/45 - Subtract the two like fractions:
180/45 - 10/45 = 180 - 10/45 = 170/45 - After reducing the fraction, the answer is 34/9
- In mixed form: 37/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/3-10/45 12/3-20/45 12/6-10/45 12/3-10/90 36/3-10/45 12/3-30/45 12/9-10/45 60/3-10/45 12/3-50/45 12/15-10/45 84/3-10/45 12/3-70/45 12/21-10/45