Subtract 7/16 from 56/42
1st number: 1 14/42, 2nd number: 7/16
56/42 - 7/16 is 43/48.
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,
56/42 = 56 × 8/42 × 8 = 448/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
7/16 = 7 × 21/16 × 21 = 147/336 - Subtract the two like fractions:
448/336 - 147/336 = 448 - 147/336 = 301/336 - After reducing the fraction, the answer is 43/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/42-14/16 56/84-7/16 56/42-7/32 56/42-21/16 56/42-7/48 56/42-35/16 56/42-7/80 56/42-49/16