Subtract 9/49 from 45/30
1st number: 1 15/30, 2nd number: 9/49
45/30 - 9/49 is 129/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
45/30 = 45 × 49/30 × 49 = 2205/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
9/49 = 9 × 30/49 × 30 = 270/1470 - Subtract the two like fractions:
2205/1470 - 270/1470 = 2205 - 270/1470 = 1935/1470 - After reducing the fraction, the answer is 129/98
- In mixed form: 131/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30-9/49 45/30-18/49 45/60-9/49 45/30-9/98 45/30-27/49 45/90-9/49 45/30-45/49 45/30-63/49