Subtract 25/45 from 70/12
1st number: 5 10/12, 2nd number: 25/45
70/12 - 25/45 is 95/18.
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,
70/12 = 70 × 15/12 × 15 = 1050/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
25/45 = 25 × 4/45 × 4 = 100/180 - Subtract the two like fractions:
1050/180 - 100/180 = 1050 - 100/180 = 950/180 - After reducing the fraction, the answer is 95/18
- In mixed form: 55/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-50/45 70/24-25/45 70/12-25/90 70/12-75/45 70/36-25/45 70/60-25/45 70/84-25/45