Subtract 3/10 from 18/35
18/35 - 3/10 is 3/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
18/35 = 18 × 2/35 × 2 = 36/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
3/10 = 3 × 7/10 × 7 = 21/70 - Subtract the two like fractions:
36/70 - 21/70 = 36 - 21/70 = 15/70 - After reducing the fraction, the answer is 3/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/35-3/10 18/35-6/10 18/70-3/10 18/35-3/20 54/35-3/10 18/35-9/10 18/35-3/30 90/35-3/10 18/35-15/10 18/35-3/50 18/35-21/10 18/35-3/70