Subtract 84/40 from 24/60
1st number: 24/60, 2nd number: 2 4/40
24/60 - 84/40 is -17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
24/60 = 24 × 2/60 × 2 = 48/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
84/40 = 84 × 3/40 × 3 = 252/120 - Subtract the two like fractions:
48/120 - 252/120 = 48 - 252/120 = -204/120 - After reducing the fraction, the answer is -17/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/60-84/40 24/60-84/80 72/60-84/40