Subtract 18/5 from 24/70
1st number: 24/70, 2nd number: 3 3/5
24/70 - 18/5 is -114/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
24/70 = 24 × 1/70 × 1 = 24/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
18/5 = 18 × 14/5 × 14 = 252/70 - Subtract the two like fractions:
24/70 - 252/70 = 24 - 252/70 = -228/70 - After reducing the fraction, the answer is -114/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/70-18/5 24/70-36/5 24/70-18/10 72/70-18/5 24/70-54/5 24/70-18/15 24/70-90/5 24/70-18/25 24/70-18/35