Subtract 28/70 from 12/96
12/96 - 28/70 is -11/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 70 is 3360
Next, find the equivalent fraction of both fractional numbers with denominator 3360 - For the 1st fraction, since 96 × 35 = 3360,
12/96 = 12 × 35/96 × 35 = 420/3360 - Likewise, for the 2nd fraction, since 70 × 48 = 3360,
28/70 = 28 × 48/70 × 48 = 1344/3360 - Subtract the two like fractions:
420/3360 - 1344/3360 = 420 - 1344/3360 = -924/3360 - After reducing the fraction, the answer is -11/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/96-28/70 12/96-56/70 36/96-28/70 12/96-84/70 60/96-28/70 84/96-28/70