Subtract 10/35 from 18/30
18/30 - 10/35 is 11/35.
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,
18/30 = 18 × 7/30 × 7 = 126/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
10/35 = 10 × 6/35 × 6 = 60/210 - Subtract the two like fractions:
126/210 - 60/210 = 126 - 60/210 = 66/210 - After reducing the fraction, the answer is 11/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/30-10/35 18/30-20/35 18/60-10/35 18/30-10/70 54/30-10/35 18/30-30/35 18/90-10/35 90/30-10/35 18/30-50/35 18/30-70/35