Subtract 1/16 from 12/18
12/18 - 1/16 is 29/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
12/18 = 12 × 8/18 × 8 = 96/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
1/16 = 1 × 9/16 × 9 = 9/144 - Subtract the two like fractions:
96/144 - 9/144 = 96 - 9/144 = 87/144 - After reducing the fraction, the answer is 29/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18-1/16 12/18-2/16 12/36-1/16 12/18-1/32 36/18-1/16 12/18-3/16 12/54-1/16 12/18-1/48 60/18-1/16 12/18-5/16 12/90-1/16 12/18-1/80 84/18-1/16 12/18-7/16