Subtract 2/12 from 35/90
35/90 - 2/12 is 2/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
35/90 = 35 × 2/90 × 2 = 70/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
2/12 = 2 × 15/12 × 15 = 30/180 - Subtract the two like fractions:
70/180 - 30/180 = 70 - 30/180 = 40/180 - After reducing the fraction, the answer is 2/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90-2/12 35/90-4/12 35/90-2/24 35/90-6/12 35/90-2/36 35/90-10/12 35/90-2/60 35/90-14/12 35/90-2/84