Subtract 35/30 from 10/80
1st number: 10/80, 2nd number: 1 5/30
10/80 - 35/30 is -25/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
10/80 = 10 × 3/80 × 3 = 30/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
35/30 = 35 × 8/30 × 8 = 280/240 - Subtract the two like fractions:
30/240 - 280/240 = 30 - 280/240 = -250/240 - After reducing the fraction, the answer is -25/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/80-35/30 10/80-70/30 10/80-35/60 30/80-35/30 10/80-35/90 50/80-35/30 70/80-35/30