Subtract 10/16 from 9/84
9/84 - 10/16 is -29/56.
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,
9/84 = 9 × 4/84 × 4 = 36/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
10/16 = 10 × 21/16 × 21 = 210/336 - Subtract the two like fractions:
36/336 - 210/336 = 36 - 210/336 = -174/336 - After reducing the fraction, the answer is -29/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/84-10/16 9/84-20/16 9/84-10/32 27/84-10/16 9/84-30/16 9/84-10/48 45/84-10/16 9/84-50/16 9/84-10/80 63/84-10/16 9/84-70/16