Subtract 30/45 from 50/4
1st number: 12 2/4, 2nd number: 30/45
50/4 - 30/45 is 71/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
50/4 = 50 × 45/4 × 45 = 2250/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
30/45 = 30 × 4/45 × 4 = 120/180 - Subtract the two like fractions:
2250/180 - 120/180 = 2250 - 120/180 = 2130/180 - After reducing the fraction, the answer is 71/6
- In mixed form: 115/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4-60/45 50/8-30/45 50/4-30/90 50/4-90/45 50/12-30/45 50/20-30/45 50/28-30/45