Subtract 2/45 from 3/49
3/49 - 2/45 is 37/2205.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 45 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 49 × 45 = 2205,
3/49 = 3 × 45/49 × 45 = 135/2205 - Likewise, for the 2nd fraction, since 45 × 49 = 2205,
2/45 = 2 × 49/45 × 49 = 98/2205 - Subtract the two like fractions:
135/2205 - 98/2205 = 135 - 98/2205 = 37/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/49-2/45 3/49-4/45 3/98-2/45 3/49-2/90 9/49-2/45 3/49-6/45 15/49-2/45 3/49-10/45 21/49-2/45 3/49-14/45