Subtract 4/16 from 49/42
1st number: 1 7/42, 2nd number: 4/16
49/42 - 4/16 is 11/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
49/42 = 49 × 8/42 × 8 = 392/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
4/16 = 4 × 21/16 × 21 = 84/336 - Subtract the two like fractions:
392/336 - 84/336 = 392 - 84/336 = 308/336 - After reducing the fraction, the answer is 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42-4/16 49/42-8/16 49/84-4/16 49/42-4/32 49/42-12/16 49/42-4/48 49/42-20/16 49/42-4/80 49/42-28/16