Subtract 36/50 from 21/60
21/60 - 36/50 is -37/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
21/60 = 21 × 5/60 × 5 = 105/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
36/50 = 36 × 6/50 × 6 = 216/300 - Subtract the two like fractions:
105/300 - 216/300 = 105 - 216/300 = -111/300 - After reducing the fraction, the answer is -37/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/60-36/50 21/60-72/50 63/60-36/50