Subtract 70/20 from 16/75
1st number: 16/75, 2nd number: 3 10/20
16/75 - 70/20 is -493/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
16/75 = 16 × 4/75 × 4 = 64/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
70/20 = 70 × 15/20 × 15 = 1050/300 - Subtract the two like fractions:
64/300 - 1050/300 = 64 - 1050/300 = -986/300 - After reducing the fraction, the answer is -493/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/75-70/20 16/75-70/40 48/75-70/20 16/75-70/60 80/75-70/20