Subtract 70/45 from 24/12
1st number: 2 0/12, 2nd number: 1 25/45
24/12 - 70/45 is 4/9.
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,
24/12 = 24 × 15/12 × 15 = 360/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
70/45 = 70 × 4/45 × 4 = 280/180 - Subtract the two like fractions:
360/180 - 280/180 = 360 - 280/180 = 80/180 - After reducing the fraction, the answer is 4/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/12-70/45 24/12-70/90 72/12-70/45 24/36-70/45 24/60-70/45 24/84-70/45