Subtract 70/40 from 1/32
1st number: 1/32, 2nd number: 1 30/40
1/32 - 70/40 is -55/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
1/32 = 1 × 5/32 × 5 = 5/160 - Likewise, for the 2nd fraction, since 40 × 4 = 160,
70/40 = 70 × 4/40 × 4 = 280/160 - Subtract the two like fractions:
5/160 - 280/160 = 5 - 280/160 = -275/160 - After reducing the fraction, the answer is -55/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/32-70/40 1/64-70/40 1/32-70/80 3/32-70/40 1/96-70/40 5/32-70/40 7/32-70/40