Subtract 18/16 from 9/36
1st number: 9/36, 2nd number: 1 2/16
9/36 - 18/16 is -7/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 36 × 4 = 144,
9/36 = 9 × 4/36 × 4 = 36/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
18/16 = 18 × 9/16 × 9 = 162/144 - Subtract the two like fractions:
36/144 - 162/144 = 36 - 162/144 = -126/144 - After reducing the fraction, the answer is -7/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36-18/16 9/36-36/16 9/72-18/16 9/36-18/32 27/36-18/16 9/36-54/16 9/36-18/48 45/36-18/16 9/36-90/16 9/36-18/80 63/36-18/16