Subtract 70/45 from 3/49
1st number: 3/49, 2nd number: 1 25/45
3/49 - 70/45 is -659/441.
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,
70/45 = 70 × 49/45 × 49 = 3430/2205 - Subtract the two like fractions:
135/2205 - 3430/2205 = 135 - 3430/2205 = -3295/2205 - After reducing the fraction, the answer is -659/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/49-70/45 3/98-70/45 3/49-70/90 9/49-70/45 15/49-70/45 21/49-70/45