Subtract 60/49 from 50/70
1st number: 50/70, 2nd number: 1 11/49
50/70 - 60/49 is -25/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
50/70 = 50 × 7/70 × 7 = 350/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
60/49 = 60 × 10/49 × 10 = 600/490 - Subtract the two like fractions:
350/490 - 600/490 = 350 - 600/490 = -250/490 - After reducing the fraction, the answer is -25/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70-60/98