Subtract 28/50 from 12/35
12/35 - 28/50 is -38/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 35 × 10 = 350,
12/35 = 12 × 10/35 × 10 = 120/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
28/50 = 28 × 7/50 × 7 = 196/350 - Subtract the two like fractions:
120/350 - 196/350 = 120 - 196/350 = -76/350 - After reducing the fraction, the answer is -38/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35-28/50 12/35-56/50 12/70-28/50 36/35-28/50 12/35-84/50 60/35-28/50 84/35-28/50