Subtract 60/40 from 9/4
1st number: 2 1/4, 2nd number: 1 20/40
9/4 - 60/40 is 3/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
9/4 = 9 × 10/4 × 10 = 90/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
60/40 = 60 × 1/40 × 1 = 60/40 - Subtract the two like fractions:
90/40 - 60/40 = 90 - 60/40 = 30/40 - After reducing the fraction, the answer is 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4-60/40 9/8-60/40 9/4-60/80 27/4-60/40 9/12-60/40 45/4-60/40 9/20-60/40 63/4-60/40 9/28-60/40