Subtract 4/70 from 8/32
8/32 - 4/70 is 27/140.
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,
8/32 = 8 × 35/32 × 35 = 280/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
4/70 = 4 × 16/70 × 16 = 64/1120 - Subtract the two like fractions:
280/1120 - 64/1120 = 280 - 64/1120 = 216/1120 - After reducing the fraction, the answer is 27/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/32-4/70 8/32-8/70 8/64-4/70 24/32-4/70 8/32-12/70 8/96-4/70 40/32-4/70 8/32-20/70 56/32-4/70 8/32-28/70