Subtract 30/45 from 14/35
14/35 - 30/45 is -4/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
14/35 = 14 × 9/35 × 9 = 126/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
30/45 = 30 × 7/45 × 7 = 210/315 - Subtract the two like fractions:
126/315 - 210/315 = 126 - 210/315 = -84/315 - After reducing the fraction, the answer is -4/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/35-30/45 14/35-60/45 14/70-30/45 14/35-30/90 42/35-30/45 14/35-90/45 70/35-30/45 98/35-30/45