Subtract 3/27 from 90/50
1st number: 1 40/50, 2nd number: 3/27
90/50 - 3/27 is 76/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 27 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 50 × 27 = 1350,
90/50 = 90 × 27/50 × 27 = 2430/1350 - Likewise, for the 2nd fraction, since 27 × 50 = 1350,
3/27 = 3 × 50/27 × 50 = 150/1350 - Subtract the two like fractions:
2430/1350 - 150/1350 = 2430 - 150/1350 = 2280/1350 - After reducing the fraction, the answer is 76/45
- In mixed form: 131/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50-6/27 90/50-3/54 90/50-9/27 90/50-3/81 90/50-15/27 90/50-21/27