Subtract 30/28 from 9/2
1st number: 4 1/2, 2nd number: 1 2/28
9/2 - 30/28 is 24/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
9/2 = 9 × 14/2 × 14 = 126/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
30/28 = 30 × 1/28 × 1 = 30/28 - Subtract the two like fractions:
126/28 - 30/28 = 126 - 30/28 = 96/28 - After reducing the fraction, the answer is 24/7
- In mixed form: 33/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/2-30/28 9/2-60/28 9/4-30/28 9/2-30/56 27/2-30/28 9/2-90/28 9/6-30/28 9/2-30/84 45/2-30/28 9/10-30/28 63/2-30/28 9/14-30/28