Subtract 30/16 from 48/12
1st number: 4 0/12, 2nd number: 1 14/16
48/12 - 30/16 is 17/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
48/12 = 48 × 4/12 × 4 = 192/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
30/16 = 30 × 3/16 × 3 = 90/48 - Subtract the two like fractions:
192/48 - 90/48 = 192 - 90/48 = 102/48 - After reducing the fraction, the answer is 17/8
- In mixed form: 21/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12-30/16 48/12-60/16 48/24-30/16 48/12-30/32 48/12-90/16 48/36-30/16 48/12-30/48 48/60-30/16 48/12-30/80 48/84-30/16