Subtract 21/49 from 9/5
1st number: 1 4/5, 2nd number: 21/49
9/5 - 21/49 is 48/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
9/5 = 9 × 49/5 × 49 = 441/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
21/49 = 21 × 5/49 × 5 = 105/245 - Subtract the two like fractions:
441/245 - 105/245 = 441 - 105/245 = 336/245 - After reducing the fraction, the answer is 48/35
- In mixed form: 113/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5-21/49 9/5-42/49 9/10-21/49 9/5-21/98 27/5-21/49 9/5-63/49 9/15-21/49 45/5-21/49 9/25-21/49 63/5-21/49 9/35-21/49