Subtract 24/35 from 45/20
1st number: 2 5/20, 2nd number: 24/35
45/20 - 24/35 is 219/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
45/20 = 45 × 7/20 × 7 = 315/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
24/35 = 24 × 4/35 × 4 = 96/140 - Subtract the two like fractions:
315/140 - 96/140 = 315 - 96/140 = 219/140 - In mixed form: 179/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20-24/35 45/20-48/35 45/40-24/35 45/20-24/70 45/20-72/35 45/60-24/35