Subtract 42/16 from 35/84
1st number: 35/84, 2nd number: 2 10/16
35/84 - 42/16 is -53/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
35/84 = 35 × 4/84 × 4 = 140/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
42/16 = 42 × 21/16 × 21 = 882/336 - Subtract the two like fractions:
140/336 - 882/336 = 140 - 882/336 = -742/336 - After reducing the fraction, the answer is -53/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84-42/16 35/84-84/16 35/84-42/32 35/84-42/48 35/84-42/80