Subtract 50/9 from 84/30
1st number: 2 24/30, 2nd number: 5 5/9
84/30 - 50/9 is -124/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
84/30 = 84 × 3/30 × 3 = 252/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
50/9 = 50 × 10/9 × 10 = 500/90 - Subtract the two like fractions:
252/90 - 500/90 = 252 - 500/90 = -248/90 - After reducing the fraction, the answer is -124/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60-50/9 84/30-50/18 84/90-50/9 84/30-50/27 84/30-50/45 84/30-50/63