Subtract 90/32 from 60/70
1st number: 60/70, 2nd number: 2 26/32
60/70 - 90/32 is -219/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
60/70 = 60 × 16/70 × 16 = 960/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
90/32 = 90 × 35/32 × 35 = 3150/1120 - Subtract the two like fractions:
960/1120 - 3150/1120 = 960 - 3150/1120 = -2190/1120 - After reducing the fraction, the answer is -219/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-90/64 60/70-90/96