Subtract 27/7 from 80/2
1st number: 40 0/2, 2nd number: 3 6/7
80/2 - 27/7 is 253/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
80/2 = 80 × 7/2 × 7 = 560/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
27/7 = 27 × 2/7 × 2 = 54/14 - Subtract the two like fractions:
560/14 - 54/14 = 560 - 54/14 = 506/14 - After reducing the fraction, the answer is 253/7
- In mixed form: 361/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2-54/7 80/4-27/7 80/2-27/14 80/2-81/7 80/6-27/7 80/2-27/21 80/10-27/7 80/2-27/35 80/14-27/7 80/2-27/49