Subtract 90/25 from 27/4
1st number: 6 3/4, 2nd number: 3 15/25
27/4 - 90/25 is 63/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
27/4 = 27 × 25/4 × 25 = 675/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
90/25 = 90 × 4/25 × 4 = 360/100 - Subtract the two like fractions:
675/100 - 360/100 = 675 - 360/100 = 315/100 - After reducing the fraction, the answer is 63/20
- In mixed form: 33/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4-90/25 27/8-90/25 27/4-90/50 81/4-90/25 27/12-90/25 27/4-90/75 27/20-90/25 27/28-90/25