Subtract 4/35 from 80/30
1st number: 2 20/30, 2nd number: 4/35
80/30 - 4/35 is 268/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
80/30 = 80 × 7/30 × 7 = 560/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
4/35 = 4 × 6/35 × 6 = 24/210 - Subtract the two like fractions:
560/210 - 24/210 = 560 - 24/210 = 536/210 - After reducing the fraction, the answer is 268/105
- In mixed form: 258/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30-8/35 80/60-4/35 80/30-4/70 80/30-12/35 80/90-4/35 80/30-20/35 80/30-28/35