Subtract 42/96 from 20/35
20/35 - 42/96 is 15/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 96 is 3360
Next, find the equivalent fraction of both fractional numbers with denominator 3360 - For the 1st fraction, since 35 × 96 = 3360,
20/35 = 20 × 96/35 × 96 = 1920/3360 - Likewise, for the 2nd fraction, since 96 × 35 = 3360,
42/96 = 42 × 35/96 × 35 = 1470/3360 - Subtract the two like fractions:
1920/3360 - 1470/3360 = 1920 - 1470/3360 = 450/3360 - After reducing the fraction, the answer is 15/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35-42/96 20/35-84/96 20/70-42/96 60/35-42/96