Subtract 25/35 from 18/24
18/24 - 25/35 is 1/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 35 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
18/24 = 18 × 35/24 × 35 = 630/840 - Likewise, for the 2nd fraction, since 35 × 24 = 840,
25/35 = 25 × 24/35 × 24 = 600/840 - Subtract the two like fractions:
630/840 - 600/840 = 630 - 600/840 = 30/840 - After reducing the fraction, the answer is 1/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/24-25/35 18/24-50/35 18/48-25/35 18/24-25/70 54/24-25/35 18/24-75/35 18/72-25/35 90/24-25/35