Subtract 50/4 from 12/45
1st number: 12/45, 2nd number: 12 2/4
12/45 - 50/4 is -367/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
12/45 = 12 × 4/45 × 4 = 48/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
50/4 = 50 × 45/4 × 45 = 2250/180 - Subtract the two like fractions:
48/180 - 2250/180 = 48 - 2250/180 = -2202/180 - After reducing the fraction, the answer is -367/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45-50/4 12/90-50/4 12/45-50/8 36/45-50/4 12/45-50/12 60/45-50/4 12/45-50/20 84/45-50/4 12/45-50/28