Subtract 75/70 from 54/10
1st number: 5 4/10, 2nd number: 1 5/70
54/10 - 75/70 is 303/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
54/10 = 54 × 7/10 × 7 = 378/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
75/70 = 75 × 1/70 × 1 = 75/70 - Subtract the two like fractions:
378/70 - 75/70 = 378 - 75/70 = 303/70 - In mixed form: 423/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20-75/70 54/30-75/70 54/50-75/70 54/70-75/70