Subtract 50/4 from 70/50
1st number: 1 20/50, 2nd number: 12 2/4
70/50 - 50/4 is -111/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 4 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
70/50 = 70 × 2/50 × 2 = 140/100 - Likewise, for the 2nd fraction, since 4 × 25 = 100,
50/4 = 50 × 25/4 × 25 = 1250/100 - Subtract the two like fractions:
140/100 - 1250/100 = 140 - 1250/100 = -1110/100 - After reducing the fraction, the answer is -111/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/50-50/8 70/50-50/12 70/50-50/20 70/50-50/28