Subtract 35/32 from 80/70
1st number: 1 10/70, 2nd number: 1 3/32
80/70 - 35/32 is 11/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
80/70 = 80 × 16/70 × 16 = 1280/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
35/32 = 35 × 35/32 × 35 = 1225/1120 - Subtract the two like fractions:
1280/1120 - 1225/1120 = 1280 - 1225/1120 = 55/1120 - After reducing the fraction, the answer is 11/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70-70/32 80/70-35/64 80/70-35/96