Subtract 27/24 from 12/70
1st number: 12/70, 2nd number: 1 3/24
12/70 - 27/24 is -267/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
12/70 = 12 × 12/70 × 12 = 144/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
27/24 = 27 × 35/24 × 35 = 945/840 - Subtract the two like fractions:
144/840 - 945/840 = 144 - 945/840 = -801/840 - After reducing the fraction, the answer is -267/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70-27/24 12/70-54/24 12/70-27/48 36/70-27/24 12/70-81/24 12/70-27/72 60/70-27/24 84/70-27/24