Subtract 35/50 from 84/30
1st number: 2 24/30, 2nd number: 35/50
84/30 - 35/50 is 21/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
84/30 = 84 × 5/30 × 5 = 420/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
35/50 = 35 × 3/50 × 3 = 105/150 - Subtract the two like fractions:
420/150 - 105/150 = 420 - 105/150 = 315/150 - After reducing the fraction, the answer is 21/10
- In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30-70/50 84/60-35/50 84/90-35/50