Subtract 3/45 from 6/84
6/84 - 3/45 is 1/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
6/84 = 6 × 15/84 × 15 = 90/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
3/45 = 3 × 28/45 × 28 = 84/1260 - Subtract the two like fractions:
90/1260 - 84/1260 = 90 - 84/1260 = 6/1260 - After reducing the fraction, the answer is 1/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84-3/45 6/84-6/45 6/84-3/90 18/84-3/45 6/84-9/45 30/84-3/45 6/84-15/45 42/84-3/45 6/84-21/45