Subtract 2/16 from 42/28
1st number: 1 14/28, 2nd number: 2/16
42/28 - 2/16 is 11/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 28 × 4 = 112,
42/28 = 42 × 4/28 × 4 = 168/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
2/16 = 2 × 7/16 × 7 = 14/112 - Subtract the two like fractions:
168/112 - 14/112 = 168 - 14/112 = 154/112 - After reducing the fraction, the answer is 11/8
- In mixed form: 13/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28-2/16 42/28-4/16 42/56-2/16 42/28-2/32 42/28-6/16 42/84-2/16 42/28-2/48 42/28-10/16 42/28-2/80 42/28-14/16