Subtract 12/27 from 9/10
9/10 - 12/27 is 41/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
9/10 = 9 × 27/10 × 27 = 243/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
12/27 = 12 × 10/27 × 10 = 120/270 - Subtract the two like fractions:
243/270 - 120/270 = 243 - 120/270 = 123/270 - After reducing the fraction, the answer is 41/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10-12/27 9/10-24/27 9/20-12/27 9/10-12/54 27/10-12/27 9/10-36/27 9/30-12/27 9/10-12/81 45/10-12/27 9/10-60/27 9/50-12/27 63/10-12/27 9/10-84/27 9/70-12/27