Subtract 45/49 from 42/3
1st number: 14 0/3, 2nd number: 45/49
42/3 - 45/49 is 641/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 49 is 147
Next, find the equivalent fraction of both fractional numbers with denominator 147 - For the 1st fraction, since 3 × 49 = 147,
42/3 = 42 × 49/3 × 49 = 2058/147 - Likewise, for the 2nd fraction, since 49 × 3 = 147,
45/49 = 45 × 3/49 × 3 = 135/147 - Subtract the two like fractions:
2058/147 - 135/147 = 2058 - 135/147 = 1923/147 - After reducing the fraction, the answer is 641/49
- In mixed form: 134/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3-45/49 42/3-90/49 42/6-45/49 42/3-45/98 42/9-45/49 42/15-45/49 42/21-45/49