Subtract 96/36 from 42/70
1st number: 42/70, 2nd number: 2 24/36
42/70 - 96/36 is -31/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
42/70 = 42 × 18/70 × 18 = 756/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
96/36 = 96 × 35/36 × 35 = 3360/1260 - Subtract the two like fractions:
756/1260 - 3360/1260 = 756 - 3360/1260 = -2604/1260 - After reducing the fraction, the answer is -31/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70-96/36 42/70-96/72