Subtract 4/16 from 30/28
1st number: 1 2/28, 2nd number: 4/16
30/28 - 4/16 is 23/28.
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,
30/28 = 30 × 4/28 × 4 = 120/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
4/16 = 4 × 7/16 × 7 = 28/112 - Subtract the two like fractions:
120/112 - 28/112 = 120 - 28/112 = 92/112 - After reducing the fraction, the answer is 23/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/28-4/16 30/28-8/16 30/56-4/16 30/28-4/32 90/28-4/16 30/28-12/16 30/84-4/16 30/28-4/48 30/28-20/16 30/28-4/80 30/28-28/16