Subtract 50/16 from 9/18
1st number: 9/18, 2nd number: 3 2/16
9/18 - 50/16 is -21/8.
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,
9/18 = 9 × 8/18 × 8 = 72/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
50/16 = 50 × 9/16 × 9 = 450/144 - Subtract the two like fractions:
72/144 - 450/144 = 72 - 450/144 = -378/144 - After reducing the fraction, the answer is -21/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36-50/16 9/18-50/32 27/18-50/16 9/54-50/16 9/18-50/48 45/18-50/16 9/90-50/16 9/18-50/80 63/18-50/16