Subtract 9/16 from 1/84
1/84 - 9/16 is -185/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
1/84 = 1 × 4/84 × 4 = 4/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
9/16 = 9 × 21/16 × 21 = 189/336 - Subtract the two like fractions:
4/336 - 189/336 = 4 - 189/336 = -185/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/84-9/16 1/84-18/16 1/84-9/32 3/84-9/16 1/84-27/16 1/84-9/48 5/84-9/16 1/84-45/16 1/84-9/80 7/84-9/16 1/84-63/16