Subtract 84/27 from 72/35
1st number: 2 2/35, 2nd number: 3 3/27
72/35 - 84/27 is -332/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
72/35 = 72 × 27/35 × 27 = 1944/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
84/27 = 84 × 35/27 × 35 = 2940/945 - Subtract the two like fractions:
1944/945 - 2940/945 = 1944 - 2940/945 = -996/945 - After reducing the fraction, the answer is -332/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/70-84/27 72/35-84/54 72/35-84/81