Subtract 20/28 from 60/4
1st number: 15 0/4, 2nd number: 20/28
60/4 - 20/28 is 100/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
60/4 = 60 × 7/4 × 7 = 420/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
20/28 = 20 × 1/28 × 1 = 20/28 - Subtract the two like fractions:
420/28 - 20/28 = 420 - 20/28 = 400/28 - After reducing the fraction, the answer is 100/7
- In mixed form: 142/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4-40/28 60/8-20/28 60/4-20/56 60/4-60/28 60/12-20/28 60/4-20/84 60/20-20/28 60/28-20/28