Subtract 84/72 from 1/35
1st number: 1/35, 2nd number: 1 12/72
1/35 - 84/72 is -239/210.
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,
1/35 = 1 × 72/35 × 72 = 72/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
84/72 = 84 × 35/72 × 35 = 2940/2520 - Subtract the two like fractions:
72/2520 - 2940/2520 = 72 - 2940/2520 = -2868/2520 - After reducing the fraction, the answer is -239/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/35-84/72 1/70-84/72 3/35-84/72 5/35-84/72 7/35-84/72