Subtract 28/48 from 30/4
1st number: 7 2/4, 2nd number: 28/48
30/4 - 28/48 is 83/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 4 × 12 = 48,
30/4 = 30 × 12/4 × 12 = 360/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
28/48 = 28 × 1/48 × 1 = 28/48 - Subtract the two like fractions:
360/48 - 28/48 = 360 - 28/48 = 332/48 - After reducing the fraction, the answer is 83/12
- In mixed form: 611/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4-28/48 30/4-56/48 30/8-28/48 30/4-28/96 90/4-28/48 30/4-84/48 30/12-28/48 30/20-28/48 30/28-28/48