Subtract 30/45 from 4/2
1st number: 2 0/2, 2nd number: 30/45
4/2 - 30/45 is 4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
4/2 = 4 × 45/2 × 45 = 180/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
30/45 = 30 × 2/45 × 2 = 60/90 - Subtract the two like fractions:
180/90 - 60/90 = 180 - 60/90 = 120/90 - After reducing the fraction, the answer is 4/3
- In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2-30/45 4/2-60/45 4/2-30/90 12/2-30/45 4/2-90/45 4/6-30/45 20/2-30/45 4/10-30/45 28/2-30/45 4/14-30/45