Subtract 50/90 from 70/3
1st number: 23 1/3, 2nd number: 50/90
70/3 - 50/90 is 205/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
70/3 = 70 × 30/3 × 30 = 2100/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
50/90 = 50 × 1/90 × 1 = 50/90 - Subtract the two like fractions:
2100/90 - 50/90 = 2100 - 50/90 = 2050/90 - After reducing the fraction, the answer is 205/9
- In mixed form: 227/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6-50/90 70/9-50/90 70/15-50/90 70/21-50/90