Subtract 54/35 from 80/20
1st number: 4 0/20, 2nd number: 1 19/35
80/20 - 54/35 is 86/35.
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,
80/20 = 80 × 7/20 × 7 = 560/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
54/35 = 54 × 4/35 × 4 = 216/140 - Subtract the two like fractions:
560/140 - 216/140 = 560 - 216/140 = 344/140 - After reducing the fraction, the answer is 86/35
- In mixed form: 216/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/40-54/35 80/20-54/70 80/60-54/35