Subtract 28/7 from 36/60
1st number: 36/60, 2nd number: 4 0/7
36/60 - 28/7 is -17/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
36/60 = 36 × 7/60 × 7 = 252/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
28/7 = 28 × 60/7 × 60 = 1680/420 - Subtract the two like fractions:
252/420 - 1680/420 = 252 - 1680/420 = -1428/420 - After reducing the fraction, the answer is -17/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60-28/7 36/60-56/7 36/60-28/14 36/60-84/7 36/60-28/21 36/60-28/35 36/60-28/49