Subtract 7/84 from 36/15
1st number: 2 6/15, 2nd number: 7/84
36/15 - 7/84 is 139/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
36/15 = 36 × 28/15 × 28 = 1008/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420 - Subtract the two like fractions:
1008/420 - 35/420 = 1008 - 35/420 = 973/420 - After reducing the fraction, the answer is 139/60
- In mixed form: 219/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/15-7/84 36/15-14/84 36/30-7/84 36/15-21/84 36/45-7/84 36/15-35/84 36/75-7/84 36/15-49/84