Subtract 9/49 from 42/9
1st number: 4 6/9, 2nd number: 9/49
42/9 - 9/49 is 659/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 9 × 49 = 441,
42/9 = 42 × 49/9 × 49 = 2058/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
9/49 = 9 × 9/49 × 9 = 81/441 - Subtract the two like fractions:
2058/441 - 81/441 = 2058 - 81/441 = 1977/441 - After reducing the fraction, the answer is 659/147
- In mixed form: 471/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9-9/49 42/9-18/49 42/18-9/49 42/9-9/98 42/9-27/49 42/27-9/49 42/9-45/49 42/45-9/49 42/9-63/49 42/63-9/49