Subtract 27/42 from 80/35
1st number: 2 10/35, 2nd number: 27/42
80/35 - 27/42 is 23/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
80/35 = 80 × 6/35 × 6 = 480/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
27/42 = 27 × 5/42 × 5 = 135/210 - Subtract the two like fractions:
480/210 - 135/210 = 480 - 135/210 = 345/210 - After reducing the fraction, the answer is 23/14
- In mixed form: 19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/35-54/42 80/70-27/42 80/35-27/84 80/35-81/42