Subtract 54/16 from 35/42
1st number: 35/42, 2nd number: 3 6/16
35/42 - 54/16 is -61/24.
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,
35/42 = 35 × 8/42 × 8 = 280/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
54/16 = 54 × 21/16 × 21 = 1134/336 - Subtract the two like fractions:
280/336 - 1134/336 = 280 - 1134/336 = -854/336 - After reducing the fraction, the answer is -61/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42-54/16 35/84-54/16 35/42-54/32 35/42-54/48 35/42-54/80