Subtract 45/16 from 15/2
1st number: 7 1/2, 2nd number: 2 13/16
15/2 - 45/16 is 75/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 2 × 8 = 16,
15/2 = 15 × 8/2 × 8 = 120/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
45/16 = 45 × 1/16 × 1 = 45/16 - Subtract the two like fractions:
120/16 - 45/16 = 120 - 45/16 = 75/16 - In mixed form: 411/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2-45/16 15/2-90/16 15/4-45/16 15/2-45/32 45/2-45/16 15/6-45/16 15/2-45/48 75/2-45/16 15/10-45/16 15/2-45/80 15/14-45/16