Subtract 84/10 from 12/27
1st number: 12/27, 2nd number: 8 4/10
12/27 - 84/10 is -358/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
12/27 = 12 × 10/27 × 10 = 120/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
84/10 = 84 × 27/10 × 27 = 2268/270 - Subtract the two like fractions:
120/270 - 2268/270 = 120 - 2268/270 = -2148/270 - After reducing the fraction, the answer is -358/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/27-84/10 12/54-84/10 12/27-84/20 36/27-84/10 12/81-84/10 12/27-84/30 60/27-84/10 12/27-84/50 84/27-84/10 12/27-84/70