Subtract 27/72 from 84/35
1st number: 2 14/35, 2nd number: 27/72
84/35 - 27/72 is 81/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
84/35 = 84 × 72/35 × 72 = 6048/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
27/72 = 27 × 35/72 × 35 = 945/2520 - Subtract the two like fractions:
6048/2520 - 945/2520 = 6048 - 945/2520 = 5103/2520 - After reducing the fraction, the answer is 81/40
- In mixed form: 21/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35-54/72 84/70-27/72 84/35-81/72