Subtract 16/49 from 42/25
1st number: 1 17/25, 2nd number: 16/49
42/25 - 16/49 is 1658/1225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 49 is 1225
Next, find the equivalent fraction of both fractional numbers with denominator 1225 - For the 1st fraction, since 25 × 49 = 1225,
42/25 = 42 × 49/25 × 49 = 2058/1225 - Likewise, for the 2nd fraction, since 49 × 25 = 1225,
16/49 = 16 × 25/49 × 25 = 400/1225 - Subtract the two like fractions:
2058/1225 - 400/1225 = 2058 - 400/1225 = 1658/1225 - In mixed form: 1433/1225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25-16/49 42/25-32/49 42/50-16/49 42/25-16/98 42/25-48/49 42/75-16/49 42/25-80/49