Subtract 7/32 from 16/84
16/84 - 7/32 is -19/672.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
16/84 = 16 × 8/84 × 8 = 128/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
7/32 = 7 × 21/32 × 21 = 147/672 - Subtract the two like fractions:
128/672 - 147/672 = 128 - 147/672 = -19/672
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/84-7/32 16/84-14/32 16/84-7/64 48/84-7/32 16/84-21/32 16/84-7/96 80/84-7/32 16/84-35/32 16/84-49/32