Subtract 35/90 from 7/50
7/50 - 35/90 is -56/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
7/50 = 7 × 9/50 × 9 = 63/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
35/90 = 35 × 5/90 × 5 = 175/450 - Subtract the two like fractions:
63/450 - 175/450 = 63 - 175/450 = -112/450 - After reducing the fraction, the answer is -56/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/50-35/90 7/50-70/90 21/50-35/90 35/50-35/90 49/50-35/90