Subtract 24/4 from 7/90
1st number: 7/90, 2nd number: 6 0/4
7/90 - 24/4 is -533/90.
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,
7/90 = 7 × 2/90 × 2 = 14/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
24/4 = 24 × 45/4 × 45 = 1080/180 - Subtract the two like fractions:
14/180 - 1080/180 = 14 - 1080/180 = -1066/180 - After reducing the fraction, the answer is -533/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90-24/4 7/90-48/4 7/90-24/8 21/90-24/4 7/90-72/4 7/90-24/12 35/90-24/4 7/90-24/20 49/90-24/4 7/90-24/28