Subtract 3/90 from 4/2
1st number: 2 0/2, 2nd number: 3/90
4/2 - 3/90 is 59/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 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 90 × 1 = 90,
3/90 = 3 × 1/90 × 1 = 3/90 - Subtract the two like fractions:
180/90 - 3/90 = 180 - 3/90 = 177/90 - After reducing the fraction, the answer is 59/30
- In mixed form: 129/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2-3/90 4/2-6/90 12/2-3/90 4/2-9/90 4/6-3/90 20/2-3/90 4/2-15/90 4/10-3/90 28/2-3/90 4/2-21/90 4/14-3/90