Subtract 54/70 from 9/5
1st number: 1 4/5, 2nd number: 54/70
9/5 - 54/70 is 36/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
9/5 = 9 × 14/5 × 14 = 126/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
54/70 = 54 × 1/70 × 1 = 54/70 - Subtract the two like fractions:
126/70 - 54/70 = 126 - 54/70 = 72/70 - After reducing the fraction, the answer is 36/35
- In mixed form: 11/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5-54/70 9/10-54/70 27/5-54/70 9/15-54/70 45/5-54/70 9/25-54/70 63/5-54/70 9/35-54/70