Subtract 70/96 from 35/90
35/90 - 70/96 is -49/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 96 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
35/90 = 35 × 16/90 × 16 = 560/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
70/96 = 70 × 15/96 × 15 = 1050/1440 - Subtract the two like fractions:
560/1440 - 1050/1440 = 560 - 1050/1440 = -490/1440 - After reducing the fraction, the answer is -49/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90-70/96