Subtract 70/25 from 49/27
1st number: 1 22/27, 2nd number: 2 20/25
49/27 - 70/25 is -133/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 25 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 27 × 25 = 675,
49/27 = 49 × 25/27 × 25 = 1225/675 - Likewise, for the 2nd fraction, since 25 × 27 = 675,
70/25 = 70 × 27/25 × 27 = 1890/675 - Subtract the two like fractions:
1225/675 - 1890/675 = 1225 - 1890/675 = -665/675 - After reducing the fraction, the answer is -133/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/27-70/25 49/54-70/25 49/27-70/50 49/81-70/25 49/27-70/75