Subtract 9/70 from 54/28
1st number: 1 26/28, 2nd number: 9/70
54/28 - 9/70 is 9/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
54/28 = 54 × 5/28 × 5 = 270/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
9/70 = 9 × 2/70 × 2 = 18/140 - Subtract the two like fractions:
270/140 - 18/140 = 270 - 18/140 = 252/140 - 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: 54/28-18/70 54/56-9/70 54/28-27/70 54/84-9/70 54/28-45/70 54/28-63/70