Subtract 56/70 from 42/32
1st number: 1 10/32, 2nd number: 56/70
42/32 - 56/70 is 41/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
42/32 = 42 × 35/32 × 35 = 1470/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
56/70 = 56 × 16/70 × 16 = 896/1120 - Subtract the two like fractions:
1470/1120 - 896/1120 = 1470 - 896/1120 = 574/1120 - After reducing the fraction, the answer is 41/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32-56/70 42/64-56/70 42/96-56/70