Subtract 12/72 from 70/5
1st number: 14 0/5, 2nd number: 12/72
70/5 - 12/72 is 83/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
70/5 = 70 × 72/5 × 72 = 5040/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Subtract the two like fractions:
5040/360 - 60/360 = 5040 - 60/360 = 4980/360 - After reducing the fraction, the answer is 83/6
- In mixed form: 135/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5-24/72 70/10-12/72 70/5-36/72 70/15-12/72 70/5-60/72 70/25-12/72 70/5-84/72 70/35-12/72