Subtract 7/8 from 45/3
1st number: 15 0/3, 2nd number: 7/8
45/3 - 7/8 is 113/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
45/3 = 45 × 8/3 × 8 = 360/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
7/8 = 7 × 3/8 × 3 = 21/24 - Subtract the two like fractions:
360/24 - 21/24 = 360 - 21/24 = 339/24 - After reducing the fraction, the answer is 113/8
- In mixed form: 141/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3-7/8 45/3-14/8 45/6-7/8 45/3-7/16 45/3-21/8 45/9-7/8 45/3-7/24 45/3-35/8 45/15-7/8 45/3-7/40 45/3-49/8 45/21-7/8 45/3-7/56