Subtract 7/10 from 75/30
1st number: 2 15/30, 2nd number: 7/10
75/30 - 7/10 is 9/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
75/30 = 75 × 1/30 × 1 = 75/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
7/10 = 7 × 3/10 × 3 = 21/30 - Subtract the two like fractions:
75/30 - 21/30 = 75 - 21/30 = 54/30 - After reducing the fraction, the answer is 9/5
- In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/30-14/10 75/60-7/10 75/30-7/20 75/30-21/10 75/90-7/10 75/30-7/30 75/30-35/10 75/30-7/50 75/30-49/10 75/30-7/70