Subtract 7/90 from 75/10
1st number: 7 5/10, 2nd number: 7/90
75/10 - 7/90 is 334/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
75/10 = 75 × 9/10 × 9 = 675/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Subtract the two like fractions:
675/90 - 7/90 = 675 - 7/90 = 668/90 - After reducing the fraction, the answer is 334/45
- In mixed form: 719/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/10-14/90 75/20-7/90 75/10-21/90 75/30-7/90 75/10-35/90 75/50-7/90 75/10-49/90 75/70-7/90