Subtract 30/84 from 5/32
5/32 - 30/84 is -45/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 84 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
5/32 = 5 × 21/32 × 21 = 105/672 - Likewise, for the 2nd fraction, since 84 × 8 = 672,
30/84 = 30 × 8/84 × 8 = 240/672 - Subtract the two like fractions:
105/672 - 240/672 = 105 - 240/672 = -135/672 - After reducing the fraction, the answer is -45/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/32-30/84 5/32-60/84 5/64-30/84 15/32-30/84 5/32-90/84 5/96-30/84 25/32-30/84 35/32-30/84