Subtract 10/4 from 50/90
1st number: 50/90, 2nd number: 2 2/4
50/90 - 10/4 is -35/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
50/90 = 50 × 2/90 × 2 = 100/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
10/4 = 10 × 45/4 × 45 = 450/180 - Subtract the two like fractions:
100/180 - 450/180 = 100 - 450/180 = -350/180 - After reducing the fraction, the answer is -35/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90-20/4 50/90-10/8 50/90-30/4 50/90-10/12 50/90-50/4 50/90-10/20 50/90-70/4 50/90-10/28