Subtract 25/16 from 9/84
1st number: 9/84, 2nd number: 1 9/16
9/84 - 25/16 is -163/112.
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,
25/16 = 25 × 21/16 × 21 = 525/336 - Subtract the two like fractions:
36/336 - 525/336 = 36 - 525/336 = -489/336 - After reducing the fraction, the answer is -163/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/84-25/16 9/84-50/16 9/84-25/32 27/84-25/16 9/84-75/16 9/84-25/48 45/84-25/16 9/84-25/80 63/84-25/16