Subtract 45/5 from 3/4
1st number: 3/4, 2nd number: 9 0/5
3/4 - 45/5 is -33/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
3/4 = 3 × 5/4 × 5 = 15/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
45/5 = 45 × 4/5 × 4 = 180/20 - Subtract the two like fractions:
15/20 - 180/20 = 15 - 180/20 = -165/20 - After reducing the fraction, the answer is -33/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4-45/5 3/4-90/5 3/8-45/5 3/4-45/10 9/4-45/5 3/12-45/5 3/4-45/15 15/4-45/5 3/20-45/5 3/4-45/25 21/4-45/5 3/28-45/5 3/4-45/35