Subtract 90/27 from 12/50
1st number: 12/50, 2nd number: 3 9/27
12/50 - 90/27 is -232/75.
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,
12/50 = 12 × 27/50 × 27 = 324/1350 - Likewise, for the 2nd fraction, since 27 × 50 = 1350,
90/27 = 90 × 50/27 × 50 = 4500/1350 - Subtract the two like fractions:
324/1350 - 4500/1350 = 324 - 4500/1350 = -4176/1350 - After reducing the fraction, the answer is -232/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/50-90/27 12/50-90/54 36/50-90/27 12/50-90/81 60/50-90/27 84/50-90/27