Subtract 5/80 from 70/12
1st number: 5 10/12, 2nd number: 5/80
70/12 - 5/80 is 277/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
70/12 = 70 × 20/12 × 20 = 1400/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
5/80 = 5 × 3/80 × 3 = 15/240 - Subtract the two like fractions:
1400/240 - 15/240 = 1400 - 15/240 = 1385/240 - After reducing the fraction, the answer is 277/48
- In mixed form: 537/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-10/80 70/24-5/80 70/12-15/80 70/36-5/80 70/12-25/80 70/60-5/80 70/12-35/80 70/84-5/80